120mm Diamond Drill Bit with Pilot Bit, Tile Glass Hole Saw, Suitable for Tile, Ceramic, Glass, Porcelain, Marble, DIY Kitchen Bathroom Shower

120mm Diamond Drill Bit with Pilot Bit, Tile Glass Hole Saw, Suitable for Tile, Ceramic, Glass, Porcelain, Marble, DIY Kitchen Bathroom Shower

• Material: The drill bit is made of high-strength carbon steel and the tip of the drill bit is diamond-coated and cured by enhanced electroplating, which helps to increase the drilling speed. Extend the service life,high hardness, good abrasion resistance and sharpness.
• Size: Diamond hole saw bit has more specifications size-20 mm to 120 mm. Different sizes can be selected,meet your different work needs.
• Useing: Water is required for lubrication when drilling, which can extend the life of the drill bit set; When cutting hard materials it is important to ensure the cutter is kept cool to avoid damage to the material being drilled and premature wear of the cutter.
• Hole saw with pilot bit: Every glass hole opener comes with a center pilot bit. Make cutting holes faster and more precise.
• The best after-sales team: When you choose Aoktorkit quality products, you will also enjoy the dedicated service of our professional customer service team. Excellent product quality gives us the confidence, no matter if you have any questions, feel free to contact us and we will make you satisfied.