SF 8M-A22 Cordless drill driver
Ultimate class 22V cordless drill driver with four-speed gearing and secure chuck for reduced drill bit slippage and high performance in metal drilling applications
- Maximum torque (soft/hard joint): 50 Nm (soft joint), 84 Nm (hard joint)
- No load RPM: gear 1: 320 rpm; gear 2: 550 rpm; gear 3: 1250 rpm; gear 4: 2150 rpm
- Chuck clamping range: 2 - 13 mm
Customers also searched for SF 8M, power drill or 22V drill driver.
Technical Data
Maximum torque (soft/hard joint)
50 Nm (soft joint), 84 Nm (hard joint)
No load RPM
gear 1: 320 rpm; gear 2: 550 rpm; gear 3: 1250 rpm; gear 4: 2150 rpm
Chuck clamping range
2 - 13 mm
Number of gears
4
Torque increments
15
Dimensions (LxWxH)
264 x 92 x 259 mm
Tool body weight
1.93 kg
A-weighted emission sound pressure level
77 dB (A) 1
Rated voltage
21.6 V
Triaxial vibration value for drilling into metal (ah,D)
2.5 m/s² 2
- According to the applicable product standard (see the Operating Instruction for more details)
- According to the applicable product standard (see Operating Instruction for more details)
Documents
Features & Applications
Features
- Specialised chuck optimised for metal drilling, with “self-tightening” function to prevent drill bit slippage during operation
- Innovative gear selector allows easy, “blind” gear changing
- Extremely durable 4-speed, all-metal gearing providing the optimum speeds for various drilling applications in metal
- Top speed of 2100 rpm for fast drilling
- Metal chuck sleeve for better handling
Applications
- Drilling in metal with HSS bits up to 20 mm diameter
- Thread tapping up to size M14 using round-shaft bits (not suitable for square-shaft bits)
- Countersinking in metal in diameters up to 31 mm
- Drilling with stepper bits up to 40 mm diameter in metal sheet up to 3 mm
- Drilling holes in metal using hole saws up to 102 mm
For approval or certificate information, please see individual items.
Services

Hilti Tool Service
- Servicing is free of charge for up to 2 years, including wear and tear, pick-up and delivery
- After the no-cost period, repair costs are capped
- 3-month no-cost period after each paid repair
- One click or call is all it takes – we do the rest

Fleet Management
- Monthly usage fee covering all tool, service and repair costs helping to ensure absolute cost control and back-office efficiency.
- Individual labels and online visibility provide tool fleet transparency
- Theft coverage helps to reduce financial risk and unexpected expenses.
Consulting & Support
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