JOERIC Black 1/4" Dry Diamond Drill Bits Set, 10 PCS 6mm Diamond Core Drill Bit with Storage Bottle for Granite Marble Tile Ceramic Stone Glass (Not for Wood), Including hex Shank and Round Shank
All electronics ship with US style plugs.You may need a voltage converter or a plug adapter.
Special Features
🌻Two kind of different 1/4" Diamond dry core bits shank: 5pc 1/4'' (6mm) hex shank diamond dry core bits and 5pc 1/4'' (6mm) round shank diamond dry core bits. Meet the needs of experiencing different drilling. Surface plating can prevent the drill bit from rusting.
🌻Dry drilling design: Vacuum brazed diamond drill bit integrated with wax lubricant inside which melts while dry drilling and cools the cutting surface; water can be used as additional cooling to prolong the life of the bit.
🌻For different kinds of materials: Diamond core bits are worked great for dry drilling holes through hard porcelain tile, ceramics,bathroom tile,granite & marble, masonry, concrete, glass, hard plastic with ease. Using water could prolong the lifetime.
🌻Widely compatibility: Diamond coating increases drilling speed of the granite drill bits; hex shank and round shank is compatible with most machines, such as hand drills, , table drills; depth mark is also useful for precise projects
🌻Easy to carry and use: There is a storage bottle packaged together with the porcelain tile drill bits, which is helpful for preventing loss, meanwhile making the bits easy to use and store.