SIW 22T-A 1/2" Cordless impact wrench
Ultimate-class 22V high-torque cordless impact wrench with 1/2" detent pin anvil for anchoring and bolting
- Anvil type: 1/2" detent pin
- Maximum torque: 450 Nm (1)
- Full hammering frequency: 2500 impacts/minute
Customers also searched for setting anchors, tightening bolts, driving screws, cordless tools or tools & equipment.
Technical Data
Anvil type
1/2" detent pin
Maximum torque
450 Nm (1) 1
Full hammering frequency
2500 impacts/minute
Number of gears
1
No load RPM
gear 1: 2000 rpm
Dimensions (LxWxH)
232 x 94 x 258 mm
Tool body weight
2.17 kg
A-weighted emission sound pressure level
97 dB (A) 2
Rated voltage
21.6 V
- Do not use the tool for applications where an exact torque or maximum torque is specified - there is a risk of over-tightening and damaging the screw or workpiece.
- According to the applicable product standard (see Operating Instruction for more details)
Features & Applications
Features
- ½" square drive with heavy-duty detent pin retention for security and quicker socket changing
- Reduce uncontrollable spinning thanks to tangential impact – helps to make electric impact wrenches less tiring to use
- High-grade steel anvil featuring special heat treatment for extra-long life
- Optimised as a system for driving Hilti HUS screw anchors and HRD frame anchors
- Finely-tuned impact mechanism – for maximised efficiency from a battery-powered impact wrench
Applications
- Driving HUS3 screw anchors from 8 mm to 14 mm diameter in concrete
- Tightening and releasing nuts and bolts from M12 to M20
- Assembling steel profiles, timber or pre-cast concrete components
- Installing HCA coil anchors in concrete
- Driving lag bolts and chipboard screws up to 5/8" in wood (pre-drilling may be necessary)
For approval or certificate information, please see individual items.
Services

Hilti Tool Service
- 3 or free: get the tool serviced and cleaned in 3 days flat or there is no charge
- 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
- Product warranty against parts and manufacturing irregularities for as long as we service the tool
- Product warranty against parts and manufacturing irregularities for 20 years
LifeTime Services
- No repair costs for 2 years from date of purchase, including parts subject to wear and tear, shipping and labour
- After the no-cost period, repair costs are capped for as long as we service the tool
- 3-month no-repair-cost period again after every paid repair
- Materials and workmanship warranty over the entire life of the tool
- Pick-up and delivery service