BGTEC Diamond Drill Dry Bits with Quick Change Hex Shank 5pcs Dia 6mm+ 6mm Cross Hole Opener for Marble Granite Ceramic Porcelain Tile 6pcs/set

Quantity:  6pcs/Box (5pcs Diamond Drill Bits+1pc Cross Hole Opener)

Connection: Hex Quick-fit Shank,shank diameter 6.35mm

Package: Plastic Box

Specification and Application

·Diamond Drill Bits

1) Segment material:Diamond coated

2) Specification:Diameter 6mm,Segment height 10mm,Workable length 35mm,Total length 66mm

3) Application: Dry or wet drilling Porcelain tile,Ceramic tile,Marble,Granite,Brick,Stone...

·Cross Hole Opener

1) Segment material:Hard alloy

2) Specification:Diameter 6mm,Segment height 10mm,Workable length 35mm,Total length 77mm

3) Application:Dry use:wood,PVC,brick,aluminum alloy,plastic,steel; Wet use:ceramic tile,porcelain tile,glass,marble...

4) Note:This cross hole opener is to provide accurate positioning for diamond bit, not for drilling!

Feature: 

1.Use the cross hole opener first to position the hole and pre-drilling,make drilling more precise and easier.

2.Quick-fit shank,fast and convenient,suitable for hand drill,bench drill...

3.Vacuum Brazed technology,high quality diamond coated,faster drilling and better finish quality.

4.Wax inside helps cool the bits,prolong working life.