1/4" Dry Diamond Core Drill Bits Set 11PCS Tile Hole Saw Kit Vacuum Brazed with Round Shank U Type Slot Design for Ceramic Porcelain Tiles Marble Granite Quartz Glass Hard Materials

Additional Details from the Manufacturer

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More features

• [Drill Bit Size]: This Diamond Core Drill Bits Set total have 11 pieces1/4” (6mm) dry diamond drill bits; Connection: with 1/4” Round Shank.
• [Vacuum Brazed Technology]: This Vacuum Brazed Hole Saw use Vacuum brazing diamond technology offers very high efficiency. High grade diamond grit for easy cutting and increased durability in demanding applications. High quality core steel body, more efficient and durable, not easy to deformation.
• [Support Dry Drill Holes]: The Diamond Hole Saw inside of the drill is filled with cooling wax, which does not need to add water and supports dry drilling. When used, wax helps dissipate heat and remove chips, extending the service life of the drill.
• [Widely Used]: Diamond drill bits are worked great for dry drilling holes through porcelain tile, marble, bathroom tile, granite, ceramics, masonry, stone, glass, brick with ease. (Please note not suited for wood material).Dry Diamond Core Drill Bit can be used on Corded Drill, Cordless Drill, Bench top Drill, convenient for use.
• [Update design]: This diamond core drill bit U type slot twist spiral design with fast drilling dust remove,reducing heat and improving work efficiency.