Specs from the makers' own documentation Battery compatibility built in UK retailer prices, updated daily 25+ years of trade experience
‹ Impact Wrenches
12V XR · Brushless DeWalt DCF901P1-GB 12V XR Brushless 1/2″ Hog Ring Compact Impact Wrench (1x 5.0Ah Kit)
Impact Wrenches · DeWalt 12V XR

DeWalt DCF901P1-GB 12V XR Brushless 1/2″ Hog Ring Compact Impact Wrench (1x 5.0Ah Kit)

12V XR brushless 1/2in compact impact wrench, hog ring. 340Nm fastening, 0–2,850rpm, 0–3,250ipm, 0.9kg bare. Kit with 1x 5.0Ah battery, charger and case.

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Lowest price we track
£239.95at Tooled Up · + £6.95 delivery · Available to order
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Tooled Up Lowest£239.95 + £6.95 delivery · Available to order£246.90View ›
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Prices from UK retailer feeds, updated daily.We may earn a commission
340Nm
Max torque
542Nm
Breakaway torque
0.9kg
Weight (bare)
1/2" Square (hog ring)
Square drive

Where it sits among 1/2" drive impact wrenches

Scaled against the 33 impact wrenches with a 1/2" drive we list, so other sizes aren't in the mix. Not a score: bigger isn't always better for your job.

Breakaway torque542Nm
215Nm lowestEinhell TP-CW 18 Li BLhighest 2,372NmDeWalt DCF961
Max torque340Nm
145Nm lowestMakita TW141Dhighest 1,700NmMakita TW002G
Impacts per minute3,250
1,890 lowestDeWalt DCF961highest 4,000Makita TW004G
Weight (bare)0.9kg
0.8kg lightestMakita TW161Dheaviest 3.5kgDeWalt DCF961

Full specs

From DeWalt's own documentation. Checked 25/09/2026. Report a spec error ›

Performance

Max torque340 Nm
Breakaway torque542 Nm
Torque settingsBreakaway about 542 Nm (DeWalt US: 400 ft-lb)
No-load speed0–2850
Impacts per minute3,250
MotorBrushless
Impact mechanismStandard
Square drive1/2" Square (hog ring)

Power & Battery

Voltage12V
Battery capacity5.0Ah
Batteries in kit1 ×
Battery included✓ Yes
Charger included✓ Yes

Physical & Build

Weight (bare)0.9 kg
Weight (with battery)1.15 kg
LED work light✓ Yes
Case included✓ Yes
The verdictOur take

The DCF901 packs 340Nm into a 12V 1/2in wrench at 0.9kg bare, roughly double the 3/8in DCF902. It is sold in the UK only as a kit with one 5.0Ah battery. It is handy for light vehicle work if you are already on DeWalt 12V; otherwise the 18V DCF921 is similar in size with more breakaway.

Powered by DeWalt 12V XR · 3

All 3 batteries that fit this tool, smallest first. Kits and chargers ›

DCB127 2.0Ah · 21.6Wh 0.22kg 1.12kg No retailer price yet About this battery ›
DCB124 3.0Ah · 32.4Wh 0.25kg 1.15kg No retailer price yet About this battery ›
DCB126 5.0Ah · 54Wh 0.46kg 1.36kg from £54.95at Tooled Up + £5.95 delivery View at Tooled Up ›

Tool weight worked out by adding each pack's weight to the bare tool, using the makers' figures. The maker's own with-battery figure can differ slightly. We may earn a commission on retailer links.

Warranty · 3yr

Up to 3 years1 year as standard, 3 once you register it with DeWalt
Register with DeWalt ›
Register within 28 days of buying Own one? Add it to My Tools and we'll remind you before the 28 days run out

Register within 4 weeks. Batteries/chargers excluded (PowerStack eligible). Nailers and other fastening tools are excluded and keep 1 year. Kit tools registered individually.

Warranty terms are set by the maker and can change. Always confirm current cover on their site before you buy.

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