9pcs Dry Diamond Hole Saw Drill Bits Set, 6/6/20/25/35/50mm Drill Bits & 10mm Milling Bit & 50mm Beveling Chamfer Bit & Triangle Adapter, For Ceramic Tile Marble Porcelain With M14 Thread

Produktbeschreibung

【Package Content】 9pcs/box: 6pcs drill bits:Diameter 6/6/20/25/35/50mm, 1pc 10mm Finger Milling Bit, 1pc 50mm Beveling Chamfer Bit, 1pc Hex Shank Adapter.In a Useful Box to Keep them Together and Easy to Find.Suitable for dry/wet drilling Porcelain Ceramic Tile Marble Granite, etc. 【High Durable & Efficiency】 High-quality diamond grains and vacuum brazed technology provides high efficient working performance/Faster Drilling Speed/Longer Service Life.6/6mm drill bits is dry drill,Containing industrial cooling wax, when working, it automatically melts to cool the drill bit, ensuring that the drill bit work normally and efficiently without water and other flushing media. It has the advantages of precise drilling size, fast drilling speed, low noise. 【High Precision & Clean Cuts】 U-Grooves design fast chip removal,high-temperature resistant process allowing for greater accuracy in drilling and englarge/beveling/shaping existing holes. 【More Versatility & Convenience】 With a diamond drill bit set,you have a Range of sizes and types to tackle different projects and materials,save money. 【Recommended Machine】 With M14 thread,Recommended Speed 6000RPM;Triangle Adapter for electric drill,recommended speed 2000-5000RPM;Faster the RPM, longer the bit's working life;Hammer drill,you can use SDS Adapter but have to shut down hommer moder when using these bits;