7Pcs 3-12mm Triangle Shank Drill 3/4/5/6/8/10/12mm Ceramic Glass Hole Wall Twist Spiral Drill Bit

Descriptions 7Pcs Triangle Shank Drill Multifunctional Ceramic Glass Hole Wall Cobalt Twist Spiral Bit Specifications Drill Bit Material AlloyColor Silver redShank of diameter 3mm 4mm 5mm 6mm 8mm 10mm 12mm Features Made of fine quality material low resistance high hardness improving work efficiency The design of triangle shank makes the clamping more tight and does not slip U shaped spiral roove is smooth and flat and the drilling is smoother Strong toughness and wear resistance can be installed in electric drills Provides smooth and accurate drilling in tile glass brick wall wood and so on Package Included 1 Set x Drill bit More Details