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Brazed Diamond Hole Opener

Brazed Diamond Hole Opener

Regular price $31.99 USD
Regular price $0.00 USD Sale price $31.99 USD
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  • 🔥98.9% of customers buy 2 or more

Cutting marble in one minute makes the basin holes smooth and accurate.

Two-layer design, cutting and chamfering in one go, convenient and efficient.


* Fast, Precise Cuts

The diamond hole opener is sharp and wear-resistant for efficient, faster cuts. The brazing technology provides solid and reliable sharpness, and will not fall off or wear.

* Grinding Low Noise & Less Dust

The ultra-sharp edge does not damage the surface of the object, the grinding force is uniform, and the smoothness is good. Designed with chip removal holes, reduce cutting resistance and noise, and improve the efficiency of opening.

* High-quality Material

The base body is made of high manganese steel, which is not deformed or broken during use and is safer. Long service life, durability, and high sharpness.

* Scope Of Application

Suitable for all kinds of stones, marble, granite, quartzite, tile, artificial stone, and so on. Please add water while cutting for faster and more efficient working, and also extend the life of the hole opener.

* Matching Model

A variety of machines can be used, and a variety of models are available. Suitable for use with angle grinders, hand drills(over 600W), and electric drills(over 48V).


Material: Diamond Particles + High Manganese Steel

Color: As Shown

Size: φ40-60mm, φ45-65mm, φ50-70mm

Type: For Electric Drills, For Angle Grinders

Drilling Depth: 36mm

Sand Width: 6mm/ 8mm

Overall Length: 74mm, 64mm

Handle: 10mm, M10 Thread

Package Includes: 1 * Hole Opener


*Please add water to cool the bits when drilling. Good cooling improves efficiency and prolongs the service life of the hole opener.

*Wear protective gloves, goggles, and facial masks when drilling holes.

Please allow slight measurement errors due to manual measurement.

Due to the different monitor and light effects, the actual color of the item might be slightly different from the color shown in the pictures.

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