10pcs 8-50mm Diamond Drill Bits Set Tool Hole Saw Cutter for Glass Marble Granite

Description 10pcs 8 50mm Diamond Drill Bits Set Tool Hole Saw Cutter for Glass Marble GraniteSpecification Material Nickel PlatedHole Saw Diameters 8mm 0 31 10mm 0 39 12mm 0 47 14mm 0 55 16mm 0 63 18mm 0 71 20mm 0 79 22mm 0 87 25mm 0 98 50mm 1 97 Features Good Performance and long life Excellent for making clean and accurate hole on glass and tile Works better with a electric drill Excluding in the item These Diamond Bits are Capable of Drilling into Extremely Hard Materials Such as Stone and Glass Use a Low Speed Setting and Proper Cooling Such as Water to Ensure Longer Lasting Life Superior Performance Cut Holes in Marble Slate Glass Tile Stone etc Great for Home Hobby Craft Construction etc Package Included 10 x Hole Saw More Details