Dry Diamond Drill Bit Set - BGTEC 6/8/10/12/20/25/32/35mm Hole Saw for Granite Marble Porcelain Ceramic,Vacuum Brazed Diamond Core Drill Bit Kit - Product Features
- Size 8 pieces dry diamond drill bits (1/4\" 5/16\" 3/8\" 1/2\" 4/5\" 1\" 1-1/4\" 1-3/8\").Total Length 65mm. Round shank
- Application For Granite, Tile, Ceramic, Marble, Stone, Porcelain, Masonry. Use water for longer time.
- Wax inside For cooling,our Diamond Tipped Drill Bits have wax cores built-in which automatically absorb and dissipate heat as you go.
- Vacuum Brazed technology Higher efficiency, faster working speed, longer service life.
- Note Used for hand drill and bench drill,Hand drill at 2000-5000RPM, the slower the shorter the life.
BGTEC 6pcs Dry Diamond Core Drill Bits Set for Porcelain Tile Ceramic Marble Brick Hole Saw Mixed 20/25/35/50/75/100MM - Product Features
- 6pcs, 20mm 3/4\"+25mm 1\"+35mm 1-3/8\"+50mm 2\"+75mm 3\"+100mm 4\", each size 1pc
- Multi-purpose drilling for granite & marble, masonry, concrete, tile/ceramic, glass, hard plastic
- Special Designed with Hole in both Sides of Drill Bit for fast Removing Stone Chips and Improve drilling efficiency
- Dry drilling without water,Use water for longer time
- Vacuum Brazed diamond technology provide very high efficiency,cuts faster,durable and sturdy