Bosch HC8517 2-1/4-Inch X 22-Inch Sds-Max Rotary Hammer Core Bit Bosch SDS-max carbide-tipped rotary hammer core bits offer an integral shank for better power transmission. Maximum core size is 2-5/8-Inch deep. Bosch SDS-max rotary hammer core bits with wave design go beyond the range of standard bits and allow smaller hammers to drill larger holes.
Best in class impact energy - 2.4 ft lbs - provides increased drilling capacity (from 1 In. to 1-1/8) and up to 40% faster drilling speeds vs the competition Best in class anti-vibration system - counter-balance vibration control for improved comfort for all day drilling/chiseling applications 2.4 ft ls impact energy - all new bulldog extreme Max has an increased drilling capacity up to 1-1/8 In.
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