HIGHDRIL Diamond Core Bits 3pcs/set 25/25mm Core Bit Triangle Shank+35mm Chamfer Hex Shank Ceramic Granite Marble

ITEM:  HIGHDRIL Oxford cloth EVA tool kit set For Drilling Bit Granite Marble Quantity:1set/3pcs  Specification:   1.Core Bits: Diameter：25/35mm, Total length: 65mm, Working Length: 10mm;     Grit: #40/45; Thread:Triangle Shanks  2.Chamfer Bit: 35mm,Working Length: 35mm, Thread:Hex shank, Total length: 65mm,Grit:#80    Chamfer Bit: 50mm,Working Length: 42.5mm, Thread:Hex shank, Total length: 70.5mm,Grit:#80 Application:  1.Drill bits: For drilling granite ,marble, tile..... 2.Chamfer Bit: For chamfering,enlarging,grinding and polishing the formed holes.    Feature:     1. Advanced vacuum brazing production process:Fast cutting and drilling, long life, high efficiency and durability, high cost performance     2. Good drilling effect: Less debris and less wear on materials     3. Easy carrying,Beautiful handle packaging    4. Can be used with water or without water