qiya M14 Thread Dry Vacuum Brazed Diamond Drill Core Bit Ceramic Stone Hole Cutter

Features: *The hole opener is made by a special vacuum brazing process so the service life of this hole opener is 5 times that of the traditional ceramic tile drill which is and long-lasting; *The hole opener can drill quickly easily and cleanly on tiles and other materials (marble granite clinker roof ceramic plastic etc.) without water; the M14 connector makes this hole opener suitable for all common angle grinders so it should be an essential part of every tiler s tool kit; *The drilling performance of the hole opener is about 1cm in 10~15 seconds the drilling depth is 40mm; even in very hard materials such as granite the drilling speed of the hole opener is very high; besides the setting time is extremely short which can save in the long run; *Used in metallurgy petrol electronics electrical appliances shipbuilding machinery and other industries for the installation and maintenance of wires pipes signal lights and measuring devices such as Ø 60-50 mm: use in various drain pipes Ø 32-40 mm: use for water pipes and inlets Ø 20 mm: use for toilet accessories or cable ducts; Steps: Step 1: lean slightly at the oblique angle the smaller the force the less slippery and the crescent-shaped positioning groove will open at high speed throughout the process; Step 2: Slowly build up the hole opener and shake it while punching to expel the dirt faster and increase the punching speed; Reminder: Adding water during can extend the life of the hole opener. Specifications: Color:as shown Material: emery + steel Installation thread: M14 Emery height: approx. 14mm Drilling depth: approx. 40mm Total length: about 60mm Hole Opener Size: 6mm 8mm 10mm 12mm 16mm 20mm 25mm 30mm 35mm 40mm 45mm 50mm 55mm 60mm 65mm Quantity:1pc Package list: 1PC M14 drill bits Memory: 1.All the pictures have been professionally color-calibrated but due to the different environment settings and different display devices the pictures you see and the items themselves may have some deviations please understand. 2.The data are all measured manually there may be some error but it does not affect the use.