高速钢六角柄麻花钻
High speed steel hexagon shank twist drill
2020-04-16
DIN 8376
Subland twist drills with parallel shank for clearance holes and counterbores for hexagon socket head cap screws and slotted cheese head screws
用于内六角圆柱头螺钉和开槽圆柱头螺钉的间隙孔和沉头孔的直柄小带麻花钻
2006-11-01
DIN 8377
Subland twist drills with Morse taper shank for clearance holes and counterbores for hexagon socket head cap screws and slotted cheese head screws
用于内六角圆柱头螺钉和开槽圆柱头螺钉的间隙孔和沉头孔的莫氏锥柄小带麻花钻