Champion Chisel, 17mm Shank, 3pc Chisel Set ++++ FITS ONLY DEMOLITION HAMMERS THAT ACCEPT THE 17MM CHICAGO ELECTRIC/HARBOR FREIGHT SHANK STYLE. ++++ Complete set for your demolition needs. Includes an 11′ long Moil Point, 11′ Narrow Chisel and a 3′ Wide by 11′ Chisel. Champion Chisel’s 11′ 17mm Style Shank 3′ Wide chisel is perfect for concrete demolition jobs.This 11′ steel alloy chisel is tempered to increase impact durability and heat resistance.The 3′ wide chisel allows the tool to be used in more applications, from demolition to scaling. Laser etched part numbers for easy identification and a clean finish make this tool look as good as the job it does.This chisel will fit certain hammer models from Harbor Freight brands ‘Chicago Electric’ & ‘Central Machinery’ that accept the 17mm size shank.This set will fit the XtremepowerUS 1000W Demolition Hammer..