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AG 4S-A22 Cordless angle grinder
22V cordless angle grinder with electronic speed control and brushless motor for everyday cutting and grinding with discs up to 5" or 125 mm
- Rated voltage: 21,6 V
- Disc diameter: 125 mm
- Max. cutting depth: 34 mm
Choose options
Pack size
- 1 pc
 Quantity 
 Packs 
Total Pieces 
 1 
Discounted net
Technical Data
Rated voltage
 21,6 V 
Disc diameter
 125 mm 
Max. cutting depth
 34 mm 
No load RPM
 gear 1: 3400 rpm; gear 2: 3800 rpm; gear 3: 4400 rpm; gear 4: 5200 rpm; gear 5: 6300 rpm; gear 6: 7600 rpm 
Trigger type
 Lockable on / off 
Dimensions (LxWxH)
 306 x 85 x 138 mm 
A-weighted emission sound pressure level
 81.5 dB (A) 1
Triaxial vibration value for angle grinding (ah,AG)
 4.7 m/s² 2
Disclaimer
 Use the specified guard for the type of disc selected 
Weight according to EPTA-Procedure 01/2003 without battery
 3.11 kg 
- According to the applicable product standard (see Operating Instruction for more details)
- According to the applicable product standard (see Operating Instruction for more details)
Documents
Features & Applications
Features
- Brushless motor – lasts up to three times longer (no commutator to damage and no carbon brushes to change)
- Very slim design with lock-on switch – this cordless angle grinder fits firmly in your grip, for more comfortable handling and precise control even in hard-to-reach places
- Precise speed control from 3400-7600 rpm – you can use higher speeds to cut and grind very quickly, while the lower speeds help you to achieve a perfect surface finish
- Active Torque Control (ATC) stops the tool body from spinning uncontrolledly if the disc jams – helping to reduce a common safety hazard
- Cordless tool platform – the same battery for all your 22V Hilti tools
Applications
- Cutting and grinding steel, stainless steel and other metals
- Finishing metal
- Deburring and polishing metal
- Cutting and grinding mineral materials
- Cutting tiles using continuous-rim diamond discs
For approval or certificate information, please see individual items.
Services

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







