Self-sharpening Demolition Chisel Bit NASARA ~ SELF SHARPENING SDS HEX CHISEL SHANK STAR POINT DRILL BIT WALL 40CR Alloy Steel Chisel [Size]: Demolition jackhammer shank blade is 18 length to work fast Dewalt DWA5833 Hex Self-Sharpening Bull Point Chisel, 16"|Equiptestpro [Innovative Design]- self-sharpening point chisel features a cutting-edge design that it to sharpen itself during use, ensuring consistently sharp and effective chiseling without the need for frequent manual sharpening. 1-1/8(28MM) HEX CHUCK]- Two functions 28mm Hex chuck; [POWERFUL HAMMER BREAKER]- 78·57 ft.lbs of impact energy delivers powerful, maximum performance... [JACK HAMMER 30MM HEX SHANK]- Universal compatible fit most demolition hammers and some jack hammers with (1-1/4) 30MM shank. HITACHI BULL POINT HEXAGON SHANK 17X280 POINTED CHISEL - 401030 It can be accurately positioned and accurately chiseled