About this item

• Go to your orders and start the return
• Select the return method
• 【Size】5 pieces, 4 pieces diamond tile drill bits (6/6/6/8mm) and 1 piece carbide drill bit, total length 65mm；Diamond height 8mm; drilling depth 35mm; diamond grit #50/60; Quick-fit Shank.Please see pictures for more details.
• 【Application】For drilling ceramic tiles, porcelain tiles, granite, marble, etc.Can be used dry or wet.
• 【Why choose us】High quality diamond and processed by vacuum brazing technology: the exposed diamond is higher, sharper and has a longer service life.Drilling is stable, fast.Really cost-effective.This set gives you an extra 6mm carbide triangle drill bit, which can solve the problems of diamond bit wandering and bit walking for you. More accurate drill positioning and easier drilling.
• 【Feature】The diamond is finely and closely arranged to reduce the generation of debris and heat.8mm diamond height with spiral groove at the tip, it is helpful to improve the drilling efficiency;The hole drill contains cooling wax, and there is no water for dry drilling; When drilling, the wax will melt to lubricate and cool the drilling surface.
• 【Machine】The quick connect handle design, with the opposite side handle diameter of 6.35MM;It is suitable for quick installation of electric hand drill.Easy to use.If you have any problem when using the product, please feel free to contact us for satisfactory customer service.
• 1) Use the carbide drill bit supplied to create the starting notch.
• 2) Place the diamond drill on the starting notch at an angle of approximately 45° and drill the hole carefully.
• 3) Once the notch has become deeper, position the machine and diamond drill vertically.
• 4) Rotate gently during the drilling process to ensure that the drill removes dust and debris.
• Note: Please ensure that you have purchased a locating drill bit.