Efficient & Smooth Cutting:The glass drill bit is made of premium grade diamond, delivers more effective performance than a traditional carbide or bi-metal hole saw. Vacuum brazing technology makes it highly thermostable and durable to use.
Complete Tool Set: Our porcelain drill bit includes 5 sizes:4/5", 1", 1-3/8", 2-1/5", 2-3/5". It features a 5-inch saw blade. Having these types available will help you cover almost all of your applications. The drill set also comes with a storage case for your convenient carrying.
Humanized Structure: This hole saw drill bit set adopts 5/8"-11 universal thread, suits for angle grinder. The design of U-shaped chip grooves provides longer working life, fast and smooth drilling.
Simple Operation: The diamond hole saw drill bit set can be used both dry and wet, to meet your various needs, recommended adding some water to prolong the service life.
Wide Application: The diamond drill bit set ensures a clean and accurate hole on porcelain tile, granite, marble, and stone. It also applies to masonry, brick, and all similar materials.
This premium professional diamond drill bits set, with multiple hole drills and a saw blade. Vacuum brazing technology provides a rapid, simple, and clean cut. It is suitable for porcelain, granite, marble.
Efficient & Smooth Cutting
Complete Tool Set
Humanized Structure
Simple Operation
High-Efficient Drilling
Vacuum brazing technology makes the diamond tip hole saw more sturdy than ordinary drills. So, high-quality diamond material can ensure a longer working life.
Flawless Kit
These porcelain drill bits include multiple types of hole drills. Various models can meet your different working requirements, features a toolbox for easy carrying.
User-Friendly Design
5/8" universal thread is compatible with most angle grinders. The chip removal design on both sides is larger, makes the chip removal faster.
Easy To Operate
First, keep the hole drill at a 45-degree angle, and then continue drilling at a 90-degree angle with the horizontal surface. It is easy to install and operate conveniently.
Dry/Wet Cutting
This hole saw bit can be cut arbitrarily in wet or dry to meet various user environments. A little water will make it smoother.
Wide Application
The diamond tip hole saw can be used for drilling hard materials such as ceramics, marble, masonry, granite, etc.
Model: QHKZ7PCS
Material: Diamond
Drill Diameter: 4/5", 1", 1-3/8", 2-1/5", 2-3/5"
Diamond Length: 0.6 in / 15 mm
Bit Length: 2.36 in / 60 mm
Product Weight: 4 lbs / 2 kg
Connect: 5/8"-11 Universal Thread
Usage: Dry/Wet Working
5 x Hole Saw
1 x Saw Blade
1 x Storage Case
Diamond Hole Saw Set
This premium professional diamond drill bits set, with multiple hole drills and a saw blade. Vacuum brazing technology provides a rapid, simple, and clean cut. It is suitable for porcelain, granite, marble.
Efficient & Smooth Cutting
Complete Tool Set
Humanized Structure
Simple Operation
High-Efficient Drilling
Vacuum brazing technology makes the diamond tip hole saw more sturdy than ordinary drills. So, high-quality diamond material can ensure a longer working life.
Flawless Kit
These porcelain drill bits include multiple types of hole drills. Various models can meet your different working requirements, features a toolbox for easy carrying.
User-Friendly Design
5/8" universal thread is compatible with most angle grinders. The chip removal design on both sides is larger, makes the chip removal faster.
Easy To Operate
First, keep the hole drill at a 45-degree angle, and then continue drilling at a 90-degree angle with the horizontal surface. It is easy to install and operate conveniently.
Dry/Wet Cutting
This hole saw bit can be cut arbitrarily in wet or dry to meet various user environments. A little water will make it smoother.
Wide Application
The diamond tip hole saw can be used for drilling hard materials such as ceramics, marble, masonry, granite, etc.
5 x Hole Saw
1 x Saw Blade
1 x Storage Case
Model: QHKZ7PCS
Material: Diamond
Drill Diameter: 4/5", 1", 1-3/8", 2-1/5", 2-3/5"
Diamond Length: 0.6 in / 15 mm
Bit Length: 2.36 in / 60 mm
Product Weight: 4 lbs / 2 kg
Connect: 5/8"-11 Universal Thread
Usage: Dry/Wet Working
Product guides and documents
User manual-en (PDF)Review
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