ZHLWei 1/2Pcs Brazed Diamond Router Bits With 6.35mm Shank For Granite Marble Cutter Profiling Cutting Stone Edge Engraving Tool

-Shank Diameter: 6.35mm ;Radius: R3/R5 ;Diameter: 19.8mm/23.7mm ;Material: Diamond ;Package Include:1/2PCS x Vacuum Brazed Diamond Router Bits. -Made of high quality material, durable to use, strong, durable, and long service life. -Highly sharpen, sharp-blade cutting smooth no burr, no edges,High abrasion resistance, high-precision grinding technology, chip removal more smoothly. -Vacuum Brazed technology provide longer working life and high working efficience -Use wet or dry. Water or other cooling agent is recommended for longer life of the bit.Suitable for use in grind the edge of glass, metal, woods, stone, marble, rock, gemstone, jewelry, shells, tile etc.