Diamond Hole Saw Diamond Drill Bit With Hexagonal Shank For Ceramics Feature:1. Hex chuck: the drill bit adopts a hex chuck, which is suitable for most hand drills, bench drills, the use is easier and safer, non-slip and not fall off2. Good heat dissipation: The diamond hole drill bit has wax inside to absorb and dissipate heat, resulting in faster and cooler drilling efficiency3. High-strength body: The drill body is forged from high-strength metal, which is not easy to deform and can open holes easily4. The right machine: The solder drill set is suitable for common hand drills and angle grinders on the market5. Application: This hexagonal diamond drill bit is suitable for porcelain, tile, ceramic, granite, marble, masonry, stone, etc. Specification:Item Type: Diamond Drill BitsMaterial: DiamondBrazing Drill Diameter: About 5mm/0.2 inch, 6mm/0.24 inch, 8mm/0.31 inch, 10mm/0.39 inch, 12mm/0.47 inch, 14mm/0.55 inch, 16mm/0.63 inchWorking Depth of Brazing Drill Bit: About 42mm/1.7 inchShank Diameter: About 6.35mm/0.3 inchSand Width: About 10mm/0.4 inchBrazing Drill Bit Overall Length: About 65mm/2.6 inch, 65mm/2.6 inch, 65mm/2.6 inch, 80mm/3.1 inch, 80mm/3.1 inch, 80mm/3.1 inchPacking List:1x5mm Hex Shank Diamond Drill Bit1x6mm Hex Shank Diamond Drill Bit1x8mm Hex Shank Diamond Drill Bit1x10mm Hex Shank Diamond Drill Bit1x12mm Hex Shank Diamond Drill Bit1x14mm Hex Shank Diamond Drill Bit1x16mm Hex Shank Diamond Drill BitNote:Add water when drilling hard granite, do not drill delicate glass, metal, Wood. 1) we accept Alipay, West Union, TT. All major credit cards are accepted through the payment processor's secure escrow. 2) Payment must be made within 3 days of placing the order. 3) If you can't check out immediately after the auction ends, please wait a few minutes and try again, payments should be completed within 3 days. About Shipping 1.