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Diamond Core Drill Bit
This professional diamond core bit with a saw blade is high-frequency welded, providing a rapid and clean drill. 5/8"-11 universal thread is suitable for multiple machines, apply to concrete and brick.
- Efficient & Smooth Cutting
- Engineered For Exact Fitting
- Humanized Structure
- Simple Operation
- Friendly Note
- 1. The positioning drill inside shall be adjusted back and forth to find a suitable position before operation.
- 2. Diameter 1.5-2.0mm holes shall be drilled with electric hammer, and large diameter holes shall be drilled with drill (water drill).
- 3. It can only be used for concrete brick wall opening, not for stone granite.
VEVOR is a leading brand that specializes in equipment and tools. Along with thousands of motivated employees, VEVOR is dedicated to providing our customers with tough equipment & tools at incredibly low prices. Today, VEVOR has occupied markets of more than 200 countries with 10 million plus global members.
Why Choose VEVOR?
- Premium Tough Quality
- Incredibly Low Prices
- Fast & Secure Delivery
- 30-Day Free Returns
- 24/7 Attentive Service
VEVOR is a leading brand that specializes in equipment and tools. Along with thousands of motivated employees, VEVOR is dedicated to providing our customers with tough equipment & tools at incredibly low prices. Today, VEVOR has occupied markets of more than 200 countries with 10 million plus global members.
Why Choose VEVOR?
- Premium Tough Quality
- Incredibly Low Prices
- Fast & Secure Delivery
- 30-Day Free Returns
- 24/7 Attentive Service

Premium Diamond Material
The core bore drill is made of high-quality diamond and aluminum alloy. Selected diamond and high-frequency welding technology can ensure a longer working life.

5/8"-11 Universal Thread
5/8" universal thread is compatible with most types of machines. You can install the drill on a diverse rig.

Fast Chip Remover
These core drill bits are equipped with cooling chip remover for quick chip removal. As a result, reduce noise and improve working efficiency.

Stable Concentric Shaft
Three in one concentric shaft design can provide stable operation and fast drilling, more effective than an ordinary hole drill.

High-frequency Teeth Welding
The sawteeth of the concrete hole saw are high-frequency welded, toothed design is more sharp and wear-resistant.

Extensive Use
The diamond tip hole saw is designed for drilling hard concrete, masonry, hard brick, and other hard materials.

Specifications
- Model: KZ4-9.5
- Material: Diamond & Aluminum Alloy
- Bit Diameter: 4 in / 101 mm
- Useful Length: 9.5 in / 241 mm
- Total Length: 15.7 in / 400 mm
- Adaptor: 5/8in-11
- Item Weight: 10 lbs / 4.8 kg

Package Content
- 1× Diamond Core Drill Bit
- 1× Blade
Specification
- Model
- KZ4-9.5
- Material
- Diamond & Aluminum Alloy
- Bit Diameter
- 4 in / 101 mm
- Useful Length
- 9.5 in / 241 mm
- Total Length
- 15.7 in / 400 mm
- Adaptor
- 5/8in-11
- Item Weight
- 10 lbs / 4.8 kg