1/4" Dry Diamond Drill Bits for Tile Porcelian Marble Granite Brick with Hex Shank Dia 6mm Pack of 5 by DT-DIATOOL

Product Name: DT-DIATOOL 5pcs 6mm Vacuum Brazed Dry Diamond Drilling Core Bits Hole Saw for Stone Masonry Ceramic Specification: Diameter 6mm, hexagon Shank, diamond Length 10mm, maximum drilling depth 30mm; Total Length 68mm. Quantity: 5pcs Feature: Wax inside for cooling, Dry drilling without water. Applying excessive pressure will not make the bit drill faster but will create excessive heat and subsecuently reduce the efficiency and life time. For drilling granite,marble, masonry, concrete, tile/ceramic. Very high efficiency, multi-purpose drilling. Vacuum Brazed technology improve high quality and Long life drilling. When drilling, the wax will melt to lubricate and cool the drilling surface. Use a suction cup guide to enable an accurately positioned hole, Alternatively place the drill at a 45 degree angle. Drill until the drill bit starts to penetrate the material and then bring the drill up into the upright position and continue.

• Vacuum Brazed 6mm Dry Tile/Porcelian Drill Bits, 5 Pieces/Pack
• Diameter 6mm, Hexagon Shank, diamond length 10mm, drilling depth 30mm,total length 68mm
• Wax inside for cooling, which provides good performance for dry drilling, very convenient
• For drilling tile/ceramic, marble& granite, masonry, concrete, hard plastic,etc
• High quality Diamond Grain provides fast and smooth drilling, vacuum Brazed technology provides much longer working