5pcs Dry Drill Core Bits Set Hex Shank Vacuum Brazed for Tile Marble

*Wax inside for cooling, dry drilling without water for granite marble masonry concrete tile.

*When drilling, the wax will melt to lubricate and cool the drilling exterior.

*Applying excessive pressure will not make the bit drill faster but will create excessive heat and subsecuently reduce the efficiency and life time.

*Vacuum brazed Hex Shank Quick-Change dry drilling core bits set

*Diameter: 6/8/10/12/14mm.

*Usage: Tilt 45 degrees first, make a positioning groove, then punch vertically, shaking while punching.

Specifications:

Product name: Drill Core Bits Set

Material: No

Color: Black

Size: 6/8/10/12/14mm

Total length: 6/8mm: 67mm

10/12/14mm: 80mm

Shank: Hexagon 

Maximum drilling depth: 30mm

Applicable machines: hand drill, angle grinder

Suitable for: drilling holes in all tiles, vitrified tiles, marble, granite, microcrystalline stone, ordinary glass, quartz stone and other materials.

Package Content:

5 x Drill Core Bits

Note:

1. Transition: 1cm=10mm=0.39inch.

2. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.