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:Alloy Color:Silver+red Shank 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:
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