Tile Hole Saw, EVERMARKET 15 Pcs Diamond Holesaw Drill Bit Extractor Remover Tools for Glass, Porcelain, Ceramic, Granite Stone Drill Bits 6-50mm

24-Month no-hassle warranty provides easy protection for the product.You could contact us for a replacement or refund if necessary.No questions asked,no hassle. Specifications: 1.Color: Silver 2.Material: High-speed Steel 3.Size(outside diameter): 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 22mm, 35mm. 40mm, 45mm, 50mm. 4.Height: About 50mm 5.Applicable Industry: Suitable for Stone, Tiles, Ceramics, Glass and Granite, etc Processing. Advantages: * 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). USE NOTE: 1.Start your hole diagonally, make a round trace and then hold drill straight. 2.Always use lubrication (water), otherwise the diamond core drill will bur. 3.Low drill pressure and increased use of water lubrication will extend drill bit life considerably. 4.Not for use on concrete or for depths beyond about 1/2"