DEWALT DCF620B Review: 20V MAX XR Cordless Drywall Screw Gun

Affiliate disclosure: PetecGlobalMarket is a participant in the Amazon Associates Program. If you buy through the product link in this review, I may earn a commission at no extra cost to you. This article is an unpublished draft for editorial review.

Introduction

Hanging drywall with a general-purpose drill works for a patch. It gets old fast on a room. A drywall screw gun is built to set screws to a consistent depth, at speed, without you riding the trigger and hoping the paper does not tear. The DEWALT DCF620B is DEWALT’s 20V MAX XR cordless drywall screw gun in the bare-tool configuration: cordless, brushless, and sold without a battery or charger.

This review sticks to what retailer and product listings actually state for model DCF620B — 4,400 RPM class speed, LED, belt hook, and tool-only packaging — and flags anything that still needs a check against the current DEWALT sheet. It is not a hands-on test.

Product Overview

The full product identity used here is the DEWALT 20V MAX XR Drywall Screw Gun, Cordless, 4,400 RPM, LED Light, Bare Tool Only (DCF620B). Home Depot lists the same model as a 20V MAX XR cordless brushless drywall screw gun, tool only, with a belt hook and LED. Industrial catalogs list a 1/4-inch hex interface and a no-load speed of 0 to 4,400 RPM.

Because it is a bare tool, it only makes sense if you already own DEWALT 20V MAX batteries or you are willing to buy a pack and charger separately. If you are still choosing a first cordless platform, start with a kit such as the DEWALT DCK240C2 drill and impact combo or the DCD771C2 drill kit, then add a screw gun later.

• DEWALT DCK240C2 drill and impact driver combo kit review
• DEWALT DCD771C2 drill kit with 100-piece bit set review

Key Features

Specifications

Figures below come from retailer listings for model DCF620B. Cells marked for confirmation were not repeated on every source checked.

Performance

A drywall screw gun earns its keep on repetitive fastening: ceiling sheets, long walls, and lid work where a standard drill clutch is slower and less consistent. The DCF620B’s listed 0–4,400 RPM no-load range is in the band crews expect from a dedicated screw gun, not from a compact drill. Variable trigger control, typical of this tool class, is what lets you start a screw without walking it across the face of the board.

Runtime is not a fixed number on a bare tool. It depends on the 20V MAX pack you clip on, screw length, and how often you are driving into studs versus just paper and gypsum. A compact pack keeps the nose lighter overhead; a higher-capacity pack is the practical choice for a full room. This review does not claim a measured screws-per-charge figure.

Collated screw attachments are a separate purchase on bare-tool listings. Do not assume a magazine or nosepiece is in the DCF620B box. If your listing mentions a specific attachment SKU, treat that as something to verify before checkout.

Durability and Build Quality

DEWALT positions XR cordless tools for trade use, and the Home Depot listing calls out a design meant to withstand a dusty environment. The body is the familiar yellow-and-black DEWALT layout, with a metal nose and a belt clip so the gun can hang while you move sheets. That is appropriate for drywall dust, not a promise of a particular service life.

No independent drop test, clutch-cycle count, or warranty-claim rate is available for this draft. Retailer listings put the tool weight at about 2.4 lb, which is light enough to reduce overhead fatigue on long ceiling runs. Confirm the figure on the current DEWALT specification sheet before publishing.

Pros and Cons

• Pros: Brushless 20V MAX XR drywall screw gun on a widely used battery platform
• Pros: Listed no-load speed of 0–4,400 RPM for production fastening
• Pros: LED and belt hook included on the bare tool
• Pros: Tool-only price path if you already own 20V MAX packs
• Cons: Battery and charger are not included
• Cons: Not a substitute for a hammer drill or a general chuck drill
• Cons: Collated attachment, if you want one, is a separate buy
• Cons: Exact weight and the current official RPM line should be rechecked on DEWALT’s sheet

Why Buy the DEWALT DCF620B?

Buy it if drywall fastening is a real part of the work and your batteries are already yellow. You get a dedicated screw gun — depth-oriented fastening, high listed speed, LED, belt hook — without paying again for a charger you own. That is a cleaner buy than forcing a standard drill to do a screw gun’s job for a whole room.

Comparison Table

These are other-brand cordless drywall screw guns sold as tool-only models, not other DEWALT SKUs. Speed figures that were not verified in this pass are marked for confirmation instead of filled in.

Who Should Buy It?

The DCF620B fits remodelers, drywall helpers, and serious DIYers who already run DEWALT 20V MAX tools and want a cordless screw gun for board work. It is also a reasonable add-on if you hang enough drywall that a drill-driver is slowing you down, and you can supply your own battery.

Who Should Consider an Alternative?

Skip the bare tool if you have no 20V MAX battery yet and want a complete kit in one box. Stay on Milwaukee M18, Makita 18V LXT, or Ryobi ONE+ if that is the charger already on the truck — the 2866-20, XSF03Z, and P225 are the matching tool-only screw guns in those lines. For occasional picture-hanging and furniture, a standard drill is enough; see the cordless drill reviews linked above rather than buying a specialty gun.

Frequently Asked Questions

Final Verdict

The DEWALT DCF620B is a straightforward bare-tool drywall screw gun for people already on 20V MAX: brushless XR motor, a listed 4,400 RPM no-load speed, LED, and belt hook, with battery and charger left out of the box on purpose. It is worth buying when board fastening is the job and you can supply power. It is the wrong tool if you need a first drill kit or a different battery brand. Check the live Amazon listing for current kit contents, then decide.