Material:40Cr Size:1" Total length:18" Working length:14-1/2" Hex shank Drill holes in hardwood softwood or wet wood Fast chip removal efficiency and strong continuity Suitable for impact cordless drill
 Material:40CrSize:1/2"Total length:18"Working length:14-1/2"Hex shankDrill holes in hardwood softwood or wet woodFast chip removal efficiency and strong continuitySuitable for impact cordless drill
 Material:40CrSize:5/8"Total length:18"Working length:14-1/2"Hex shankDrill holes in hardwood softwood or wet woodFast chip removal efficiency and strong continuitySuitable for impact cordless drill
 Material:40CrSize:7/8"Total length:18"Working length:14-1/2"Hex shankDrill holes in hardwood softwood or wet woodFast chip removal efficiency and strong continuitySuitable for impact cordless drill
 Material:40CrSize:3/8"Total length:18"Working length:14-1/2"Hex shankDrill holes in hardwood softwood or wet woodFast chip removal efficiency and strong continuitySuitable for impact cordless drill