Scie cloche diamantée 70 mm avec guide central, foret à couronne diamantée pour percer verre, carrelage, céramique, porcelaine et matériaux durs

Superior Quality: Our glass hole saw with positioning pilot bit is made of high quality diamond and hardened steel body. Solid and the surface is provided with a nickel-plated coating, which ensures hardness. high, rust protection, corrosion protection, long-lasting hardness and sturdiness 【Precise Positioning Pilot Drill Design】Each tile hole saw is equipped with a removable positioning pilot drill. The cutting head of the pilot bit is also diamond coated. which makes it sharper and more durable, and effectively fixes the hole position of the hole saw so that you can cut holes quickly. 【Size】Cutting diameter: 70mm, Cutting depth: 35mm, Total length: 70mm, Triangular shank diameter: 10mm. 【Sharp and Clean Holes】These diamond drill bits with thicker diamond coating make the groove edge sharper and can cut precise holes at any time. Flat, splinter-free bottom on smooth surfaces such as ceramic stoneware, ceramic, glass, marble, granite, etc. Terrazzo. Cutting depth up to 30 mm 【Easy to handle; 【Use】Operation is simple without the need for special guide tools. Use the installed tile hole saw with the positioning drill to position the hole, remove the positioning drill after placement, and then cut the hole directly with the tile hole saw. Note: Remember to add water or coolant during the cutting process to extend the life of the diamond hole saw. Specialty; : 1) High quality materials; : Made of high quality diamond, massive hardened steel body, ensuring its high hardness; and its long-lasting performance. 2) Unique Positioning Pilot Drill Design: Designed with a detachable positioning pilot drill, so this glass hole saw can easily open holes without the help of your hands. 3) Wide Application: Can be used to cut holes in smooth surfaces such as ceramic tile, ceramic, glass (except tempered glass), marble, granite and terrazzo. Features: Material: quality diamond; Top + hardened steel body. Triangular handle diameter: 9.5mm. Cutting depth: 35 mm. Content: 1 x diamond hole saw. 1 x positioning pilot drill bit. 1 key; to wheel. Note: Remember to add water or coolant during the cutting process to extend the life of the hole saw