Diamond hole saw with 10mm shank, diameter: 60mm for your choice High concentration of diamonds for longer service life, split body for easy screw outputCutting resistance is low, opening speed is increased, decoration is easy after forming the groove and chips are easy to remove Usage: porcelain, ceramic, granite, marble, porcelain stoneware, quarry, tile, slate, terracotta, terrazzop> Perfect for all professional tilers, plumbers, electricians , bricklayers and DIY enthusiastsSize: 60mm ItemFeatures: Premium dry diamond hole saw with 10mm shank. Professional quality Diamond hole saws are designed for heavy duty coring of porcelain, granite, marble and all hard tiles.Perfect for all professional tilers, plumbers, electricians, masons and DIYers. High diamond concentration for longer life.For use on angle grinders. Slotted body for easy screw output.Usage: Suitable for drilling hard materials such as marble, granite, stone, ceramic tiles and cement products. The holes are clean, smooth and have no broken edges, and there is no wobble. Note: The process must be constantly added water, and the water is added during the work. < p>Because the hole opener does not have a central drill, it is necessary to slowly contact the material at an oblique angle of 45 degrees during operation, and after opening a moon groove, it can play a positioning role, then the electric drill use the drilled vertical drill . Be sure to slow down when drilling. The larger the hole opener, the lower the speed should be.Stop working when the chip separation is not optimal and continue working after cleaning. Features:Drilling depth : 50 mm. 10 bar connection mm.Material: diamond. Color orange.Drive speed: 800-1000 rpm. Diameter: 60 mmNote: the color of the 26mm lens is red rather than orange. Contents:1 diamond hole saw. < p> < p>