10pcs/Set 8mm Marble Glass Hole Opener Diamond Drilling Saw Tool Good Stability

Features: brand new and high quality Made of high quality material durable and practical to use Diamond drilling saw high quality diamond cutter It can be used simply by installing it on a normal hand drill. When drilling it needs to add coolant. When drilling use force to play especially when starting and finishing drilling. Small incision resistance increase the opening speed The opening is neat smooth without broken edges Easy to decorate after slotting easy to chip no deformation good stability Suitable for drilling hard and brittle materials such as glass plastic sheets wood etc. Specifications: *Color: Silver(As pictures show) *Material: Diamond *Cutter Diameter: 8mm / 0.31(Approx.) *Cutter Length: 3mm / 0.11 (Approx.) *Length: 50 mm / 1.96(Approx.) *Rod Diameter: 5mm / 0.19 (Approx.) Package Contents: 10pcs/Set Hole Opener 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.