ID : 5A969216
Details
1. "X" shaped openings, drilling is not easy to slip. Higher precision, more clean and burr-free drilling.2, the unique step structure, one drill can drill a variety of opening sizes. You can deburr, chamfer, punch elliptical hole.3, suitable for installation in the gun drill and bench drill.4, the workpiece hardness below the use of 25° below, such as the iron, aluminum, PVC board, insulation board, wood, workpiece thickness 4mm.