ZVD Multi-Material Drill Bit Set with Double Groove Carbide Tip for Tile, Concrete, Brick, Glass, Plastic, Wood, Metal, Silver

Works on Most Materials: Perfect for common uses such as drilling holes in tiles, concrete, brick, marble, glass, plastic, wood, cast iron, stainless steel, aluminum profile, etc. Heavy-Duty Drill Bits: This drill bit set features a high-quality YG8X carbide spear-shaped tip to prevent slipping and sliding and can easily penetrate various materials without breaking them. Work Easier: Thanks to the innovative shape of these copper-plated double-groove drill bits, you can drill faster and remove dust, thus working faster. 5 drill bits with 4 different sizes: 2 x 6 mm, 1 x 8 mm, 1 x 10 mm, 1 x 12 mm. When drilling hard materials (stainless steel, glass, porcelain tile, marble, or granite), use water for lubrication and cooling.