Buying guide · 2026
DEWALT vs Milwaukee Drill/Driver Kits Compared (2026)
Seven 20V MAX and M18 drill/driver kits side by side on their makers' published specs, ranked for deck, drywall and fence work, with screw counts per job.
By the Yardwork editorial team · Published
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Quick picks
| Rank | Pick | Best for | Battery | No-load speed |
|---|---|---|---|---|
| 1 | Milwaukee 2903-22 M18 FUEL 1/2 in. Drill/Driver Kit | Best for fences, framing and big holes | M18; two XC5.0 batteries and a charger included | 0–500 / 0–2,100 rpm |
| 2 | DEWALT DCD801QQ2 20V MAX XR Brushless 1/2 in. Drill/Driver Kit | Best DEWALT kit for heavy drilling | 20V MAX (18 V nominal); two 4Ah POWERPACK batteries and a charger included | 0–650 / 0–2,000 rpm |
| 3 | Milwaukee 3601-22CT M18 Compact Brushless 1/2 in. Drill/Driver Kit | Best compact kit for drywall and overhead work | M18; two CP2.0 batteries and a charger included | 0–550 / 0–1,700 rpm |
| 4 | DEWALT DCD800D2 20V MAX XR Brushless 1/2 in. Drill/Driver Kit | Best compact DEWALT kit for decks | 20V MAX (18 V nominal); two 2Ah batteries and a charger included | 0–650 / 0–2,000 rpm |
| 5 | DEWALT DCD794D1 20V MAX ATOMIC Brushless 1/2 in. Drill/Driver Kit | Best DEWALT kit for tight spaces | 20V MAX (18 V nominal); one 2.0Ah battery and a charger included | Up to 1,650 rpm |
| 6 | Milwaukee 2606-22CT M18 1/2 in. Drill Driver Kit | Best entry-level Milwaukee kit | M18; two CP1.5 batteries and a charger included | 0–400 / 0–1,800 rpm |
| 7 | DEWALT DCD771C2 20V MAX Compact Drill/Driver Kit | Best entry-level DEWALT kit | 20V MAX (18 V nominal); two batteries and a charger included | 0–450 / 0–1,500 rpm |
How we chose
Ranked on published manufacturer specs and features for driving screws and drilling holes on deck, drywall and fence projects; not hands-on tested. Every spec is quoted from the maker's product page or manual, linked under each pick, and was checked on . We show no ratings, and no prices except Amazon's own, with the time Amazon reported them; the order is our judgment on these criteria:
- Published power figure. Long deck and fence screws, lag screws and big bits need the most power. Milwaukee publishes peak torque in in-lb and DEWALT publishes unit watts out (UWO) for some kits; we compare torque only with torque and UWO only with UWO. A published figure ranks above none.
- Two published speed ranges. The low range drives screws with control and the high range drills faster, so a kit whose maker publishes both ranges is easier to set up for each job.
- Two batteries in the kit. A deck or a room of drywall takes hundreds of screws (see the counts below), so with two batteries one charges while the other works.
- Kickback control. A big bit that binds in a post or joist can wrench the drill and your wrist. Milwaukee's AUTO STOP prevents over-rotation in a bind-up, and DEWALT's ANTI-ROTATION shuts the tool down if it twists too far.
- Published length. A short drill fits between joists and studs and is easier to hold overhead. Each maker measures its own way, so we compare lengths within a brand.
- Brushless motor. Both makers put brushless motors in their newer kits. The two entry kits here list a brushed or 4-pole frameless motor instead, so they rank last.
The picks in detail
1. Best for fences, framing and big holes: Milwaukee 2903-22
The only pick that publishes both a torque figure, 1,400 in-lb, and kickback control: its AUTO STOP control mode prevents over-rotation if a big bit binds in a post or beam. Two XC5.0 batteries, a side handle and 0–500 / 0–2,100 rpm round out the kit, and Milwaukee says it drills 2-9/16 in self-feed holes in dense woods.
Ranked on: published power figure, two published speed ranges, two batteries in the kit, kickback control, published length, brushless motor.
Milwaukee · Drill/driver kits
Milwaukee 2903-22 M18 FUEL 1/2 in. Drill/Driver Kit
Best for: Drilling big holes and driving long screws and lags on fences, framing and decks, on the Milwaukee M18 battery system.
- Battery
- M18; two XC5.0 batteries and a charger included
- No-load speed
- 0–500 / 0–2,100 rpm
- Max torque
- 1,400 in-lb
- Chuck
- 1/2 in all-metal with carbide teeth
- Length
- 6.9 in (length)
- Kickback control
- AUTO STOP control mode
- Motor
- Brushless
- Largest self-feed bit
- 2-9/16 in
- Also in the kit
- Side handle and case
Specs from Milwaukee M18 FUEL 1/2 in. Drill/Driver Kit (2903-22) product page, Milwaukee M18 FUEL 1/2 in. Drill/Driver and Hammer Drill/Driver (2903-20, 2904-20) operator's manual (PDF) (checked 2026-10-06).
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Check price on Amazon2. Best DEWALT kit for heavy drilling: DEWALT DCD801QQ2
DEWALT calls it its most powerful 20V MAX two-speed drill/driver. It comes with two 4Ah POWERPACK batteries, runs at 0–650 / 0–2,000 rpm and has an ANTI-ROTATION system that shuts the tool down if it twists too far. It ranks below the Milwaukee kit above only because DEWALT publishes no torque, UWO or length figure for it.
Ranked on: two published speed ranges, two batteries in the kit, kickback control, brushless motor.
DEWALT · Drill/driver kits
DEWALT DCD801QQ2 20V MAX XR Brushless 1/2 in. Drill/Driver Kit
Best for: Heavy drilling and driving on decks, fences and framing on the DEWALT 20V MAX battery system, with two 4Ah batteries.
- Battery
- 20V MAX (18 V nominal); two 4Ah POWERPACK batteries and a charger included
- No-load speed
- 0–650 / 0–2,000 rpm
- Chuck
- 1/2 in metal ratcheting
- Kickback control
- ANTI-ROTATION system
- Motor
- Brushless
- Warranty
- 3-year limited
Specs from DEWALT 20V MAX XR Brushless 1/2 in. Drill/Driver with (2) 4Ah POWERPACK Batteries (DCD801QQ2) product page (checked 2026-10-06).
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Check price on Amazon3. Best compact kit for drywall and overhead work: Milwaukee 3601-22CT
At 5.7 in long and 3.2 lb with its battery, the only weight any maker here publishes, it is easy to hold overhead for a ceiling of drywall screws, yet it publishes 550 in-lb of torque and 0–550 / 0–1,700 rpm. Two CP2.0 batteries come in the kit, and Milwaukee's manual lists clutch settings 11–13 (37–50 in-lb) for deck screws.
Ranked on: published power figure, two published speed ranges, two batteries in the kit, published length, brushless motor.
Milwaukee · Drill/driver kits
Milwaukee 3601-22CT M18 Compact Brushless 1/2 in. Drill/Driver Kit
Best for: Driving drywall and cabinet screws and drilling small holes in tight or overhead spots on the Milwaukee M18 battery system.
- Battery
- M18; two CP2.0 batteries and a charger included
- No-load speed
- 0–550 / 0–1,700 rpm
- Max torque
- 550 in-lb
- Chuck
- 1/2 in metal
- Length
- 5.7 in (length)
- Weight
- 3.2 lb with battery
- Motor
- Brushless
- Clutch for deck screws
- Settings 11–13 (37–50 in-lb)
- Warranty
- 5-year tool, 2-year battery
Specs from Milwaukee M18 Compact Brushless 1/2 in. Drill/Driver Kit (3601-22CT) product page, Milwaukee M18 Compact Brushless Drill/Hammer Drill (3601-20, 3602-20) operator's manual (PDF) (checked 2026-10-06).
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Check price on Amazon4. Best compact DEWALT kit for decks: DEWALT DCD800D2
Two 2Ah batteries, 0–650 / 0–2,000 rpm and a 6.37 in tool head make it a compact brushless kit for driving the 676 screws of a 16 × 12 ft deck and drilling pilot holes. It ranks below the Milwaukee compact kit above only because DEWALT publishes no torque or UWO figure for it.
Ranked on: two published speed ranges, two batteries in the kit, published length, brushless motor.
DEWALT · Drill/driver kits
DEWALT DCD800D2 20V MAX XR Brushless 1/2 in. Drill/Driver Kit
Best for: Driving deck screws and drilling pilot holes on the DEWALT 20V MAX battery system, with two batteries in the kit.
- Battery
- 20V MAX (18 V nominal); two 2Ah batteries and a charger included
- No-load speed
- 0–650 / 0–2,000 rpm
- Chuck
- 1/2 in metal ratcheting
- Length
- 6.37 in (tool head only)
- Motor
- Brushless
- Warranty
- 3-year limited
Specs from DEWALT 20V MAX XR Brushless Cordless 1/2 in. Drill/Driver Kit (DCD800D2) product page (checked 2026-10-06).
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Check price on Amazon5. Best DEWALT kit for tight spaces: DEWALT DCD794D1
DEWALT's shortest tool head here, 5.88 in, with 404 UWO and up to 1,650 rpm from a brushless motor. It comes with one 2.0Ah battery, and DEWALT publishes a single top speed rather than two ranges, so it ranks below the two-battery compact kits.
Ranked on: published power figure, published length, brushless motor.
DEWALT · Drill/driver kits
DEWALT DCD794D1 20V MAX ATOMIC Brushless 1/2 in. Drill/Driver Kit
Best for: Drilling and driving in tight spaces between joists and studs on the DEWALT 20V MAX battery system.
- Battery
- 20V MAX (18 V nominal); one 2.0Ah battery and a charger included
- No-load speed
- Up to 1,650 rpm
- Max power
- 404 UWO
- Chuck
- 1/2 in ratcheting
- Length
- 5.88 in (tool head only)
- Motor
- Brushless
- Warranty
- 3-year limited
Specs from DEWALT 20V MAX ATOMIC Brushless Cordless 1/2 in. Drill/Driver with (1) 2.0Ah Battery (DCD794D1) product page (checked 2026-10-06).
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Check price on Amazon6. Best entry-level Milwaukee kit: Milwaukee 2606-22CT
500 in-lb of torque, 0–400 / 0–1,800 rpm, a 1/2 in metal chuck and two CP1.5 batteries cover shelves, fence pickets and small repairs. Milwaukee describes a 4-pole frameless motor rather than a brushless one, and at 7-1/4 in it is the longest pick whose length is published.
Ranked on: published power figure, two published speed ranges, two batteries in the kit, published length.
Milwaukee · Drill/driver kits
Milwaukee 2606-22CT M18 1/2 in. Drill Driver Kit
Best for: Everyday drilling and driving around the house on the Milwaukee M18 battery system, with two batteries in the kit.
- Battery
- M18; two CP1.5 batteries and a charger included
- No-load speed
- 0–400 / 0–1,800 rpm
- Max torque
- 500 in-lb
- Chuck
- 1/2 in metal
- Length
- 7-1/4 in (length)
- Motor
- 4-pole frameless
Specs from Milwaukee M18 1/2 in. Drill Driver Kit (2606-22CT) product page (checked 2026-10-06).
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Check price on Amazon7. Best entry-level DEWALT kit: DEWALT DCD771C2
300 UWO, 0–450 / 0–1,500 rpm and two batteries with a charger handle light drilling and driving, from a motor DEWALT lists as brushed. It ranks below the Milwaukee entry kit above only because DEWALT publishes no length figure for it.
Ranked on: published power figure, two published speed ranges, two batteries in the kit.
DEWALT · Drill/driver kits
DEWALT DCD771C2 20V MAX Compact Drill/Driver Kit
Best for: Everyday drilling and driving on the DEWALT 20V MAX battery system, with two batteries in the kit.
- Battery
- 20V MAX (18 V nominal); two batteries and a charger included
- Max power
- 300 UWO
- Chuck
- 1/2 in single-sleeve ratcheting
- No-load speed
- 0–450 / 0–1,500 rpm
- Motor
- Brushed
Specs from DEWALT 20V MAX Compact Drill/Driver Kit with (2) Batteries (DCD771C2) product page (checked 2026-10-06).
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Check price on AmazonSpec comparison
| Pick | Battery | No-load speed | Max torque | Max power | Chuck | Length | Kickback control | Source |
|---|---|---|---|---|---|---|---|---|
| 1. Milwaukee 2903-22 | M18; two XC5.0 batteries and a charger included | 0–500 / 0–2,100 rpm | 1,400 in-lb | Not published | 1/2 in all-metal with carbide teeth | 6.9 in (length) | AUTO STOP control mode | Milwaukee Tool; Milwaukee Tool |
| 2. DEWALT DCD801QQ2 | 20V MAX (18 V nominal); two 4Ah POWERPACK batteries and a charger included | 0–650 / 0–2,000 rpm | Not published | Not published | 1/2 in metal ratcheting | Not published | ANTI-ROTATION system | DEWALT |
| 3. Milwaukee 3601-22CT | M18; two CP2.0 batteries and a charger included | 0–550 / 0–1,700 rpm | 550 in-lb | Not published | 1/2 in metal | 5.7 in (length) | Not published | Milwaukee Tool |
| 4. DEWALT DCD800D2 | 20V MAX (18 V nominal); two 2Ah batteries and a charger included | 0–650 / 0–2,000 rpm | Not published | Not published | 1/2 in metal ratcheting | 6.37 in (tool head only) | Not published | DEWALT |
| 5. DEWALT DCD794D1 | 20V MAX (18 V nominal); one 2.0Ah battery and a charger included | Up to 1,650 rpm | Not published | 404 UWO | 1/2 in ratcheting | 5.88 in (tool head only) | Not published | DEWALT |
| 6. Milwaukee 2606-22CT | M18; two CP1.5 batteries and a charger included | 0–400 / 0–1,800 rpm | 500 in-lb | Not published | 1/2 in metal | 7-1/4 in (length) | Not published | Milwaukee Tool |
| 7. DEWALT DCD771C2 | 20V MAX (18 V nominal); two batteries and a charger included | 0–450 / 0–1,500 rpm | Not published | 300 UWO | 1/2 in single-sleeve ratcheting | Not published | Not published | DEWALT |
Values as each manufacturer publishes them, checked on the date under each pick. “Not published” means the maker's page or manual does not state it.
Torque vs UWO: what each brand publishes
Milwaukee's pages give a torque figure in inch-pounds for each M18 kit here: 1,400 in-lb for the FUEL 2903-22, 550 in-lb for the compact 3601-22CT and 500 in-lb for the 2606-22CT. DEWALT's pages give power as UWO, unit watts out, for some 20V MAX kits (404 UWO for the ATOMIC DCD794D1, 300 UWO for the DCD771C2) and neither figure for the XR DCD801QQ2 and DCD800D2.
Torque is twisting force. UWO is power, which is torque multiplied by speed, so turning UWO into in-lb would take the speed DEWALT measured at, and DEWALT does not publish it. That is why the spec comparison keeps the two in separate columns, and why the ranking compares torque only with torque and UWO only with UWO.
The makers' own head-to-head claims don't settle it either. Milwaukee calls the 2903-22's drill the “Industry's Most Powerful Drill”. DEWALT's DCD801QQ2 page says “Up To 25% More Powerful Vs. Milwaukee”, measured in DEWALT's own MWO units with a 4Ah battery against Milwaukee's 2903-20, and adds that Milwaukee “has not endorsed or approved this comparison.” Each claim uses its own maker's measure, so neither can be checked against the other.

The published top speeds run from 1,500 rpm (DEWALT DCD771C2) to 2,100 rpm (Milwaukee 2903-22). Lengths are published two ways: DEWALT gives the tool head length only, and Milwaukee gives a length without saying how it was measured, so compare lengths within a brand.
DEWALT vs Milwaukee, class by class
The classes here follow what the makers list, not their product names (DEWALT sells the DCD771C2 as a “Compact” kit): full-size kits have a brushless motor and kickback control, compact kits a brushless motor without it, and entry kits a motor that is not listed as brushless.
Full-size: Milwaukee 2903-22 vs DEWALT DCD801QQ2
Both have kickback control and two batteries: two XC5.0 packs with the Milwaukee, two 4Ah POWERPACK packs with the DEWALT. Milwaukee publishes 1,400 in-lb of torque and a 6.9 in length; DEWALT publishes neither for the DCD801QQ2, so the spec sheets can't say which turns harder. Top speeds are close (2,100 and 2,000 rpm). The Milwaukee kit adds a side handle, which helps with big self-feed and auger bits. DEWALT rates the DCD801QQ2 for up to 175 holes per charge with a 7/8 in auger in 1-1/2 in SPF on one of its 4Ah batteries, and Milwaukee says the 2903-22 drills 2-9/16 in self-feed holes in dense woods.
Compact: Milwaukee 3601-22CT vs DEWALT DCD800D2 and DCD794D1
The 3601-22CT is the one compact kit with both a published torque figure (550 in-lb) and a published weight (3.2 lb with battery). The DCD800D2 has the faster published top speed (2,000 rpm against 1,700) and two 2Ah batteries. The ATOMIC DCD794D1 has DEWALT's shortest tool head here (5.88 in) and 404 UWO, but one battery. For a ceiling of drywall or work between joists, size and weight matter most; for a deck, two batteries matter more.
Entry: Milwaukee 2606-22CT vs DEWALT DCD771C2
Both come with two batteries and a charger and suit shelves, hinges and small repairs. The 2606-22CT publishes 500 in-lb and a top speed of 1,800 rpm; the DCD771C2 publishes 300 UWO and 1,500 rpm. Neither is listed with a brushless motor or kickback control, so for a whole deck or fence, step up a class.
So which brand?
On published specs, neither brand wins outright. Each publishes different figures, and every place a Milwaukee kit ranks above its DEWALT pair comes down to a figure DEWALT does not publish. For most buyers the batteries decide it: each drill runs on its own maker's packs, M18 for Milwaukee and 20V MAX for DEWALT, so if you already own tools on one system, buy the drill that fits it. Starting fresh, pick the system whose other tools you will want next, such as a circular saw for the deck (see the cordless circular saws for decking guide).
What to look for in a drill/driver kit
- A power figure you can compare. Torque in in-lb from Milwaukee or UWO from DEWALT, each compared only with its own kind. Driving screws uses little of it: Milwaukee's 3601-20 manual lists clutch settings 11–13 (37–50 in-lb) for deck screws.
- Two speed ranges. The low range drives screws without stripping them; the high range drills. Six of the seven kits publish two ranges; the DCD794D1 publishes only its top speed.
- A clutch. Set it low for drywall and small screws and try it on scrap first. USG warns that with a drill you must take care not to overdrive drywall screws.
- Two batteries. Six of the seven kits come with two, so one charges while the other works. The DCD794D1 comes with one.
- Kickback control for big bits. Only the two full-size kits list it. Milwaukee's AUTO STOP prevents over-rotation in a bind-up; DEWALT's ANTI-ROTATION shuts the tool down if it twists too far.
- A 1/2 in chuck. All seven have one. Milwaukee lists metal chucks; DEWALT lists ratcheting ones, metal on its XR kits.
- Size and weight. A short, light drill is easier overhead and between joists. Only the 3601-22CT publishes a weight here, and each brand measures length its own way.
An impact driver is another way to drive long deck screws; this guide covers drill/drivers, which also drill the holes.
How many screws: decks, drywall and fences
Deck
The deck calculator's example deck is 16 × 12 ft with the boards running the 16 ft length: 26 rows of boards, the last one ripped to fit, and one board per row, so there are no butt joints. Trex spaces joists 16 in on center for its 1 in boards and “requires the use of two screws per joist,” so every row, the ripped one included, takes two screws at each of the 13 joists (see deck joist spacing and spans).
Joists = 192 in ÷ 16 in on center, rounded up, + 1 = 13 Screws = 26 rows × 13 joists × 2 = 676
Trex calls for #8 or #10 screws 2-1/2 or 2-3/4 in long through its 1x6 boards. Milwaukee's suggested clutch range for deck screws, settings 11–13 (37–50 in-lb), is a small part of any published torque figure here, so for a deck the questions are batteries and speed more than raw power. See deck board spacing and layout for where the boards and gaps go.
Drywall
The drywall calculator's example room, 14 × 12 ft with 8 ft walls and the ceiling, needs 19 sheets of 4 × 8 ft with its 10% allowance. Without the allowance, the walls cover 11.44 sheets and the ceiling 5.25. USG says to space screws “a maximum of 12" apart on ceilings, 16" on walls and at least 3/8" from ends and edges of panels.” On framing 16 in on center (an assumption here; check yours), each sheet hung across the framing lands on 7 framing members.
Wall sheet = 7 members × 4 screws = 28 Ceiling sheet = 7 members × 5 screws = 35 Room = 11.44 × 28 + 5.25 × 35 = 504

USG recommends “an electric screwgun equipped with an adjustable screw depth control head and Phillips bit,” and adds: “If an electric drill is used, be careful not to overdrive screws.” A drill/driver's clutch helps; for a whole house of drywall, compare the drywall screw guns. The drywall thickness guide covers which panels to hang.
Fences
Fence work is mostly big holes and long fasteners: carriage bolts through posts and rails, lag screws into posts, and holes through a 4x4. That is where the full-size kits earn their place. The 2903-22 publishes 1,400 in-lb and, by Milwaukee's account, drills 2-9/16 in self-feed holes in dense woods, and both full-size kits have kickback control for a bit that binds. Setting the posts is a concrete job; see how much concrete for fence posts.
All seven kits are listed with the other decking and framing tools on the top tool picks page.
Frequently asked questions
Is DEWALT or Milwaukee better for a drill/driver?
Their published specs can't settle it. Milwaukee publishes peak torque for its M18 kits, while DEWALT publishes UWO for some 20V MAX kits and neither figure for others, so a spec sheet cannot rank the brands. Both sell full-size kits with kickback control (the 2903-22 and DCD801QQ2), brushless compact kits and entry kits. Each runs only on its own maker's batteries, so the better buy is usually the drill that fits the batteries you already own.
Is DEWALT or Milwaukee more powerful?
The makers measure power differently. Milwaukee rates the 2903-22's drill at 1,400 in-lb of peak torque and calls it the "Industry's Most Powerful Drill". DEWALT publishes no torque for its 20V MAX drills; its DCD801QQ2 page claims "Up To 25% More Powerful Vs. Milwaukee", measured in DEWALT's own MWO units with a 4Ah battery against the 2903-20, and notes that Milwaukee has not endorsed or approved the comparison. Neither claim can be checked in the other's units.
What does UWO mean on a DEWALT drill?
Unit watts out, DEWALT's measure of a drill's power output ("300 unit watts out (UWO) of power" on the DCD771C2 page). Power is torque times speed, so without the speed DEWALT measured at, which it doesn't publish, UWO can't be turned into in-lb. Compare UWO only with UWO: the DCD794D1 publishes 404 UWO and the DCD771C2 300 UWO.
How much torque do I need to drive deck screws?
Far less than the maximum on the box. Milwaukee's manual for the 3601-20 lists clutch settings 11–13 (37–50 in-lb) for deck screws, against the 550 in-lb its kit page publishes. The high figures matter for big bits and lag screws. Trex calls for #8 or #10 screws 2-1/2 or 2-3/4 in long through its 1x6 boards, two per joist.
Can I hang drywall with a drill/driver?
Yes, with care. USG recommends an electric screwgun with an adjustable screw depth control head and a Phillips bit, and says that if an electric drill is used, be careful not to overdrive screws. Set the drill's clutch low and practice on scrap. For a whole room, about 504 screws in the 14 × 12 ft example, a screwgun is faster.
Did you test these drills?
No. They are ranked on each manufacturer's published specs and features for deck, drywall and fence work, and every spec on this page links to the maker's own page or manual. The screw counts come from this site's deck and drywall calculators.
Related calculators and guides
Calculators
- Deck Calculator — Decking board count from deck size, actual board width, gap, and board length, with the cutting assumptions shown.
- Drywall Calculator — Drywall sheet count for walls and ceilings from room dimensions or total area, minus openings, by sheet size.
- Concrete Calculator — Slab volume in cubic feet, cubic yards, and cubic meters, with ready-mix order size and bag counts for documented products.
Guides
- Deck board spacing and layout: gaps, direction, and joints — Side and end gaps, board direction, joint placement, and last-board planning from Trex and American Wood Council guides.
- Deck joist spacing and how far deck joists can span — Joist spacing from Trex, TimberTech, and Fiberon, DCA 6 Table 2 joist spans and overhangs, angled decking, blocking, and a joist lumber count.
- Drywall Thickness and Types: Which Panel Goes Where — Drywall thicknesses and types compared from manufacturer data: uses, weights, ceiling spacing, Type X, and moisture-resistant board.
- How Much Concrete Do I Need for a Fence Post? — Hole size, concrete volume, and bags per post from the manufacturers' instructions, with a bags-per-hole table for 4×4 and 6×6 posts.
Sources
- Trex Decking Installation Guide (2024): screws per joist and minimum fastener size — Trex Company. Used for: Two screws per joist; 1x6 boards: 2-1/2 or 2-3/4 in #8 or #10 screws. Checked 2026-10-06.
- Trex Decking Installation Guide (2024): joist spanning for decking — Trex Company. Used for: Residential: 16 in on center for 1 in and .875 in Select boards, 24 in for 2x6 boards; 2 in less at 60°, 4 in less at 45°, half at 30°; at least 3 joists. Checked 2026-10-06.
- USG Sheetrock Brand Installation and Finishing Guide (J371): screw attachment — USG Corporation. Used for: Screws at most 12 in apart on ceilings and 16 in on walls, at least 3/8 in from ends and edges; a screwgun with depth control, or a drill with care not to overdrive. Checked 2026-10-06.