2Pcs Quick Release Diamond Hole Core Drill Bit For Stone Ceramic

Description:

& high quality, easy to use, good performance and long life

Coarse grit diamond, best on marble, granite and tile

Excellent for making clean and accurate hole on granite, marble, rock, gemstone, shells, tile and glass etc

Water or other cooling agent is recommended for longer life of the bit

Diamond coating maximizes performance and retains a sharper edge than traditional carbide or bimetal hole saws

Size Chart:

Shank Diameter: Approx. 6mm/0.23inch

6mm

Punch Diameter: 6mm/0.24inch; Overall Length: 68mm/2.68inch

8mm

Punch Diameter: 8mm/0.31inch; Overall Length: 80mm/3.15inch

Package Includes:

2 Pieces Quick Release Diamond Drill Bit

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