SID 8-A22 Cordless impact driver
Ultimate-class 22V cordless impact driver with 7/16" hexagonal chuck for heavy-duty work
- Feature: Powerful high efficiency hammering mechanism
- Chuck type: 7/16" hexagonal
- No load RPM: gear 1: 2200 rpm
Technical Data
Feature
Powerful high efficiency hammering mechanism
Chuck type
7/16" hexagonal
No load RPM
gear 1: 2200 rpm
Maximum torque
550 Nm (1) 1
Full hammering frequency
3000 impacts/minute
Number of gears
1
Dimensions (LxWxH)
252 x 94 x 258 mm
Tool body weight
2.6 kg
A-weighted emission sound pressure level
95 dB (A) 2
Tri. vibr. val. for impact tightening of fasteners at max. cap. of tool (ah)
13.5 m/s²
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 the Operating Instruction for more details)
Documents
Features & Applications
Features
- Dedicated hammering mechanism and intelligent electronics for optimised drilling and driving performance in wood
- 7/16" hexagonal chuck with lip for easy bit changing even while wearing protective gloves
- Specially designed grip for comfortable use with protective gloves
- Bright LED in the base of the tool provides direct illumination of the work surface
- Full range of smooth-drilling auger bits available
Applications
- Driving screws in structural wood assemblies using Torx bits
- Driving lag screws in wood assemblies using 7/16" hex to 1/2" square adapter and sockets
- Drilling in wood assemblies using 7/16" shank auger bits
- Drilling large-diameter holes with 7/16" shank hole saws in wood
- Drilling in treated-wood utility poles using 7/16" shank auger bits
For approval or certificate information, please see individual items.
Hilti Tool Service

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
- 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
- 3-month no-cost period after each paid repair
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
Product Videos
Consulting & Support
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