Virmaxy Discoumt 7 piece Drill Bit Ceramic Tile Concrete Glass High Hardness Cement Wall Swivel Red

7-piece drill bit ceramic tile concrete glass high hardness cement wall swivel Feature: Multifunctional Drill Bits is made of Carbide and durable alloy to perform excellent high-speed drilling provide longer life. Strong carbide tip with spear pointed design can easily drill through various materials like tile concrete brick glass plastic wood etc. W-type slot design provides low resistance resulting in faster & smoother drilling and easier chip removal. Anti-slip shrank Triangular shank allows drill bits to be held tightly and prevents slip. Strong toughness and wear resistance can be installed in the hand drill electric drill bench drill. Ideal for everyday drilling on multiple materials including steel alloy tile concrete brick glass plastic wood and more. Type: Multifunctional Drill Bit Kit Material: alloy -Diameter: 6 mm / approximately 0.24 inch 8 mm / approximately 0.32 inch 10 mm / approximately 0.4 inch 12 mm / approximately 0.48 inch Package Content: 1x3mm bit 1x4mm bit 1x5mm bit 1x6mm bit 1x8mm bit 1x10mm bit 1x12mm bit