DEWALT DCF850B 20V MAX ATOMIC impact driver, tool only
Specs checked 2026-10-17 from DEWALT's US product page
The DEWALT DCF850B is a 20V MAX ATOMIC impact driver, sold as a bare tool (tool only). DEWALT publishes 1,825 in-lbs max torque, 3,250 rpm max speed, under 4 in (DEWALT's wording) tool length, Brushless motor. No battery or charger is in the box; it runs on DEWALT 20V MAX batteries. Source: DEWALT's US product page, checked 2026-10-17.
Key specs
- Max torque (manufacturer rating)
- 1,825 in-lbs
- Max speed
- 3,250 rpm
- Tool length
- under 4 in (DEWALT's wording)
- Motor
- Brushless
- Batteries in box
- 0
- Battery capacity (each)
- None includedfrom the box list
- Charger in box
- No
Not on DEWALT's US product page for the DCF850B: Impact rate; Weight, tool only. We do not guess. DEWALT's own "assembled product" size and weight are under All specs.
In the box
- IncludedTool: impact driver
- Not includedBattery: needs a DEWALT 20V MAX battery (see batteries)
- Not includedCharger (see chargers)
- Not includedCase or bag
Runs on DEWALT 20V MAX batteries.
Model number ending "B": Bare tool: no battery or charger. How DEWALT model numbers work.
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Find the DCF850B at Acme Tools Opens a search for "DCF850B" at acmetools.com (US retailer) in a new tab; the current price is shown there. Specs here checked 2026-10-17.Also sold as
- DCF850P1 kit: Belt hook, 20V MAX 5.0Ah Battery, Charger, Contractor bag
All specs
| Max torque (manufacturer rating) | 1,825 in-lbs |
| Max speed | 3,250 rpm |
| Tool length | under 4 in (DEWALT's wording) |
| Motor | Brushless |
| Batteries in box | 0 |
| Battery capacity (each) | None includedfrom the box list |
| Charger in box | No |
| Chuck type | Hex |
| Weight (DEWALT's 'assembled product' figure) | 2.4 lbs |
| Length (DEWALT's 'assembled product' figure) | 4.8 in |
| Case | No Case Included |
| UPC barcode | 885911758215 |
Ratings are DEWALT's published figures from its US product page, listed under Sources. Anything not on that page is left out rather than guessed. Check this against another model.
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Find the DCF850B at Acme Tools
Owner reviews
4.1 out of 5 from 40 owner reviews on DEWALT.com (as shown on DEWALT's DCF850B page, checked 2026-10-16). Read the owner reviews on DEWALT.com
Manuals and official documents
- Instruction manual (PDF) NA092060_DCF850.pdf
- Instruction manual (PDF) NA473192_DCF850_T1_NA.pdf
- Instruction manual (covers several models) (PDF)
Sources
- DEWALT US product page DCF850B (features), retrieved 2026-10-17
Researched by Rob, licensed electrician (Australia). Found an error? Tell us.
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