DT-DIATOOL Diamond Core Drill Bits 4pcs/Set 6/6/6mm Drill Bits +20mm Diamond Chamfer Bit for Porcelain Ceramic Tile Marble Granite

Product Name: DT-DIATOOL Diamond Core Drill Bits Set Tile Hole Saw(6/6/6mm+ 4/5" chamfer bit) for Porcelain Ceramic Tile Marble Granite Masonry Stoneware Quantity: 4pcs/set Specification: Core bits: Diameter 6mm: 5/8"-11 connection, total length 60mm; diamond height 10mm; Diamond chamfer bit: Diameter 20MM; Workable length 20mm; Total Length 40mm. Chamfer angle: top angle 56 degree; Grit:#80/#100. Application: Wide application for porcelain ceramic tile granite marble stone masonry brick. Feature: 1.Dry or wet drilling. 2.Vacuum brazed technology provides much longer working life than electroplated technology. 3.High quality diamond grain provide fast and smooth drilling. 4.Minimizing any breakage and safe for operator. 5.Less chipping, minimizing breakage, less heat generation, better finish quality.

• 6mm drill bit: diameter 6mm, total length 60mm, diamond height 10mm.Diamond chamfer bit: diameter 20mm; workable length 20mm; total Length 40mm. chamfer angle: top angle 56 degree; Grit:#80/#100.
• Multi-use: diamond drill bits for drilling holes and diamond chamfer bit for enlarging, polishing and shaping holes.Suitable for ceramic tile, porcelain tile, granite, marble,etc. Not recommend drilling concrete.
• Machine universal: Used on angle grinder,the recommended RPM: 6000RPM;Max RPM: 11000RPM.With hex adapter, you can use these drill bits on the hand drill. Notice: don't use the hammer mode and keep drilling at a high speed if you use the hand drill. General speed of hand drill is 2000-5000RPM. The higher the speed, the longer the worklife of drill bits.
• Plastic Boxed package: The drill bit is easy to store and carry.
• All bits are produced in vacuum brazed technology, longer life than electroplated drill bits. U Shape incision, reduce cutting resistance and improve drilling speed.