DT-DIATOOL Hex Shank Dry Diamond Drill Bits Kit for Porcelain Tile Ceramic Granite Marble Masonry Concrete Diameter 5 6 8 10 12mm (Kit No.2

---------------------Description------------------------------- Product Name:DT-DIATOOL 5pcs/box Vacuum Brazed Dry Diamond Drilling Core Bits Hole Saw for stone masonry ceramic Specification:Diameter 5mm, 6mm, 8mm, 10mm, 12mm, Hexagon Shank, diamond length 10mm, Maximum drilling depth 30mm; 5mm and 6mm, total length 68mm; 8mm-12mm,total length 80mm Quantity: 5pcs(5/6/8/10/12) diamond drilling bits and 1 Box Feature: Wax inside for cooling, Dry drilling without water Applying excessive pressure will not make the bit drill faster but will create excessive heat and subsecuently reduce the efficiency and life time For drilling granite & marble, masonry, concrete, tile/ceramic, hard plastic..... Very high efficiency, multi-purpose drilling Vacuum Brazed technology improve high quality and Long life drilling When drilling, the wax will melt to lubricate and cool the drilling surface Use a suction cup guide to enable an accurately positioned hole, Alternatively place the drill at a 45 degree angle. Drill until the drill bit starts to penetrate the material and then bring the drill up into the upright position and continue =======The End======= Other availabe size:5mm, 6mm, 8mm, 10mm, 12mm,14mm

• 【Specification】Drill bits 5mm/6mm: total length 68mm,diamond height 10mm. Drill bits 5/16"(8mm)-14mm:total length 80mm,diamond height 10mm.
• 【Vacuum Brazed Diamond Technology】High-density diamonds are brazed more firmly to the matrix and provide longer service life. #35/50 diamond is sharp to drill holes in the ceramic and porelain tiles.Diamond grit:#35/40
• 【Easy to use】There is wax inside the drill bit. No need for additional water cooling and increases drilling speed.
• 【Application】Suitable for all tiles, marble, artificial stone, granite, stoneware and quartz.Hex Shank,used on hand drill, bench drill, etc. Recommended RPM: 2000-5000RPM.Please do not use hammer drill model.
• 【Attention】Hold the drill bit at a 45 degree angle until the bit begins to penetrate the material, then raise the bit to the vertical position and continue.Applying too much pressure won't make the drill faster, but it will generate too much heat, reducing efficiency and longevity.