Dry Diamond Drill Bit - BGTEC 2pcs 1-3/8" 35mm Hole Saw for Granite,Marble,Masonry, Concrete, Tile/Ceramic, Glass, Hard plastic,Vacuum Brazed Diamond Core Drill Bit Kit

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Dry Diamond Drill Bit - BGTEC 2pcs 1-3/8" 35mm Hole Features

• 【Size】2 pieces dry diamond drill bits (1-3/8" 35mm).Total Length 65mm,Diamond height 10mm,Max working depth 30mm,Diameter 1-3/8" 35mm,Round shank,Grit #40/45

• 【Application】For Granite, Tile, Ceramic, Marble, Stone, Porcelain, Masonry. Use water for longer time.

• 【Chip removal design】Specially designed holes on both sides of the drill for fast chip removal and drilling efficiency

• 【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.

About Dry Diamond Drill Bit - BGTEC 2pcs 1-3/8" 35mm Hole

Size: 2 dry diamond drill bits 1 3/8 35 mm. Total length: 65 mm, diamond height: 10 mm, maximum working depth: 30 mm, diameter 1 3/8 35 mm, round rod, 40/45 grain. Application: porcelain, granite, tile, ceramic, marble, stone, masonry Use water for an extended period of time. Design for chip evacuation. Specially designed holes on both sides of the drill bit for fast chip evacuation and drilling efficiency. Vacuum welded technology Higher efficiency, faster working speed, longer lifespan. Note: Used for hand drills and bench drills. Hand drills from 2000 to 5000 rpm. The slower, the shorter the lifespan.