ITEM NAME:Chuck Metal Drilling Metalworking Rotary Rod Hammer Drills Converter Shank Q1C7 Chuck Metal Drilling Metalworking Rotary Rod Hammer Drills Converter Shank Q1C7 It has strong abrasion resistance, sharp cutting head, smooth chip removal and easy operation. Five pit to four pit converter shank. Material: tungsten steel boxed size: 30*10*10 cm/11.81*3.94*3.94 inch Color : black Packages: 1 x Converter Shank