Bosch 18" SDS MAX® Core Bit Extensions 31182252CBG Features a friction ring with

Features a friction ring with thru-hole design to ensure quick and easy socket changes

even during prolonged use

Handy 360° locking auxiliary handle – offers a built-in

Enhanced Safety

Compact head length and compact battery footprint gives more access than competitive impact drivers

Bosch 18" SDS MAX® Core Bit Extensions 31182252CBG Features a friction ring withSDS max rotary hammer bits fit Bosch SDS max hammers, but also competitive SDS max drive hammers and Hilti hammers using TE Y and TE FY shanks. Maintains precise grip for precise drilling. Bosch 18 In. SDS max core bit extension For use in concrete Manufactured to ANSI specification B212. 15 Bit extension in excess of 8 should not exceed 600 RPM