Set of diamond drills for glass and ceramics, Hex 1/4", 4 pcs.: 5, 6, 8, 10 mm S&R (252500004)

Description

Diamond drill bit set for glass and ceramics S&R Hex 1/4" 4 pcs - a tool for drilling precise and neat holes in such fragile materials as ceramic tiles, glass, fiberglass, porcelain stoneware, quartz, marble. Features of the diamond drill bit set for glass and ceramic tiles SR Hex 1/4" 4 pcs: The set includes 4 drill bits with a total length of 67 mm with a diamond layer height of 10 mm. The drill bits are filled with cooling wax to reduce the heat load during dry drilling. Dry and wet drilling is allowed. The shank of the drills is hexagonal Hex 1/4", which allows you to use the drills with most drill chucks. The set includes drills of the following diameters: 5/6/8/10 mm. The tool is made using heat-resistant diamond grain. The set is supplied in a convenient plastic box with a screw lid. Weight in the package - 0.55 kg. Country of manufacture: China. Country of brand: Germany. Recommendations for using diamond drills on glass and ceramics: Mark the drilling location. Perform preliminary drilling by positioning the drill at an angle of 45° until a small recess appears on the workpiece. Perform preliminary drilling at low speeds and with minimal pressure. Increase the speed and pressure. Gradually straighten the drill so that it is at an angle of 90° to the workpieces. Make circular movements and pour in coolant.