Description of Oudtinx Diamond Coated Granite Pieces
Diamond drill sizes: diamond drill set includes 5 diameter of 3/ 8, 1/ 2, 5/ 8, 3/ 4, 1 inch, 5 cm and 5.5 cm in length, good quality diamond drilling tool set. Steel and nickel coated material: these drill coated hole saws are made from steel and nickel coated material, the drill head is covered by diamond particles, sturdy. Clean and accurate hole: can drill a complete clean and accurate hole from hard surface, no broken edges and no tremor phenomenon, long service life, durable. Multiple uses: hole saw set can be applied on porcelain, glass, tile, ceramics, stone, granite and other hard surfaces, for most common standard electric drillers. Warm notice: please add lubricants or water frequently to avoid sparks while using these coated grit hole saw set, can also enhance the working life by doing this.