FACHLICH Diamond Core Drill Bits 6mm 2PK Porcelain Tile with Quick Change Hex Shank for Granite Marble Ceramic Hard Materials

Dimension: Diameter 6mm,Hex Shank Quick-fit,Diamond length 10mm, total length 68mm Vacuum Brazed Diamond Technology: Great for multi-purpose drilling clean holes,provide much longer working life (Generally 3-5times); More heavy duty and wear resistant than electroplated ones,provide very high efficiency,cuts faster,durable and sturdy. Dry Drilling Design: while dry drilling,wax lubricant inside diamond core drill bit could cool the cutting surface; Water can be used as additional cooling for long-time drilling Application: for Granite,Marble,Tile,Porcelain,Ceramic,Hard Material,Brick,Masonry but not for drilling wood or metal; Machine: Widely used Hand Drill,Bench Drill; Attention: if use Angle Grinder,please install angle grinder drill chuck