General description
This premium professional diamond drill bits set includes 4 hole saws and a saw blade, designed for efficient and smooth cutting. Utilizing vacuum brazing technology, these bits provide rapid, clean cuts and are suitable for materials such as porcelain, granite, and marble.Technical specifications
- Model: QHKZ4PCS
- Material: Diamond
- Drill Diameter: 1" (25 mm), 1-3/8" (35 mm), 2" (50 mm), 2-3/5" (68 mm)
- Segment Height: 0.6 in (15 mm)
- Bit Length: 2.36 in (60 mm)
- Product Weight: 1.92 lbs (0.87 kg)
Compatibility and accessories
- Includes 4 x Hole Saws
- 1 x Saw Blade
- 1 x Toolbox for easy carrying
Installation
- Compatible with most angle grinders using a 5/8" universal thread.
- To install, maintain a 45-degree angle initially, then continue drilling at a 90-degree angle to the surface.
Usage
- Can be used for both dry and wet cutting; adding water is recommended to prolong the service life.
- Ideal for drilling hard materials such as ceramics, marble, masonry, and granite.



















