10 Pcs 3-50mm Diamond Tool Drill Bit Hole Saw Set Glass Ceramic Marble Tile Kit

Features: * brand new and high quality *Start your hole diagonally make a round trace and then hold drill straight. *Coated with high quality diamond the diamond hole saw creates a high precision smooth cut with no broken edges. Reduced drill speeds low drill pressure and increased use of water lubrication will extend drill bit life considerably *This diamond coated core drill bit removes a complete circle from glass marble tiles granite ceramic or other.They are perfect for drill glass tile bottles blocks jars fiberglass porcelain tile ceramic slate Mable granite light stone *These diamond drill bits made of high-speed steel that is durable and have a long sevice life which are high quality and good performance that excellent for making clean and accurate hole. *The diamond coated core drill bit removes a complete circle from glass tiles marble granite ceramic or other materials. *When you using the diamond drill bits please use lubrication (water) otherwise the diamond core drill will burn.Not for use on Concrete or for depths beyond about 1/2 . *Use With any Drill or Power Tool((Excluding in the item) Specifications: *Material: iron nickel plated. Diamond coating *Color:Silver(As Pictures shown ) *Size:3mm/0.12 4mm/0.16 5mm/0.2 6mm/0.23 8mm/0.31 10mm/0.39 12mm/0.47 18mm/0.7 32mm/1.26 50mm/2 Package Contents: 10pcs/ set Diamond Hole Saws Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data.