COOLMAN Wet Stone Bit

Fast & Precise Drilling for Tiles, Marble, Granite & Stone Materials

Specification
Bit Diameter
10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 25mm, 30mm, 32mm, 35mm, 38mm, 40mm, 42mm, 45mm, 50mm, 55mm, 60mm, 65mm, 6mm, 70mm, 75mm, 8mm
Bit Contained
Synthetic Diamonds
Metal Mixed Powders
Steel Core
Bit Process
Braze Welded
Overall Length
80mm
Max Working Length
45mm
Shank Diameter
10mm
Equipment
Cordless Drill, Drill with Chuck Adaptor, Handheld Electric Drill, Variable Speed Electric Drill
Safety Warning
⚠ Always use water during drilling.
⚠ Use the drill in Normal Drilling Mode only.
⚠ Do NOT use Hammer Mode or Impact Mode, as it may damage the diamond bit and the material being drilled.
⚠ Wear safety glasses, gloves, and appropriate PPE.
⚠ Start drilling at a slight angle before positioning upright.
⚠ Do not apply excessive pressure during drilling.

The COOLMAN Wet Stone Bit is specially designed for smooth, fast, and accurate drilling of ceramic tiles, porcelain tiles, marble, granite, natural stone, and other hard surface materials. Manufactured using Brazed Welded Diamond Technology, it delivers excellent drilling performance, strong diamond retention, and extended service life.

Available in sizes from 6mm to 75mm with a 45mm working length, the COOLMAN Wet Stone Bit is ideal for plumbing, electrical, renovation, kitchen, bathroom, and stone fabrication applications requiring clean and precise holes.


Key Features

  • Brazed Welded Diamond Technology
  • Fast & Smooth Drilling Performance
  • Strong Diamond Retention
  • Clean Hole Finishing
  • Long Service Life
  • High Drilling Accuracy
  • Suitable for Hard Materials
  • 45mm Working Length
  • Available from 6mm to 75mm
  • Compatible with Electric & Cordless Drills
  • Professional Contractor Grade

Applications

  • Porcelain Tiles
  • Ceramic Tiles
  • Marble
  • Granite
  • Natural Stone
  • Quartz Stone
  • Sintered Stone
  • Bathroom Installation
  • Kitchen Countertop Installation
  • Plumbing & Electrical Work

Suitable Equipment

  • Handheld Electric Drill
  • Cordless Drill
  • Variable Speed Electric Drill
  • Cordless Driver Drill
  • Drill with Chuck Adaptor
  • Portable Wet Drilling Applications

Safety Warning

⚠ Always use water during drilling.

⚠ Wear safety glasses, gloves, and appropriate PPE.

⚠ Start drilling at a slight angle before positioning upright.

⚠ Do not apply excessive pressure during drilling.


Why Choose COOLMAN Wet Stone Bit?

  • Brazed Welded Diamond Technology
  • Fast & Accurate Drilling
  • Clean Hole Finishing
  • Strong Diamond Retention
  • Long Service Life
  • Wide Size Range from 6mm to 75mm
  • Suitable for Various Stone Materials
  • Trusted by Professional Contractors
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