18-83mm 370mm M22 Diamond Core Drill Bit Wall Concrete Perforator Masonry Drilling For Water Wet Marble Granite Wall Drilling
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Specifications
- Brand Name
- Versery
- High-concerned chemical
- None
- DIY Supplies
- TiLing
- Origin
- Mainland China
- Model Number
- M22
- length
- 370mm
- THREAD
- M22 thread
- Material
- Diamond
- Choice
- yes
- semi_Choice
- yes
Product Description
18-83mm Wet Diamond Core Bit
Specifications:
Diameter: 18-83mm(0.71"-3.27")
Overall Length: 370mm(14.57)
Working Depth:330mm(13")
Connector thread: M22 Thread
Product Features:
1. During Use: Water must be added during use. For core drilling and coring, a fixed or handheld drill is recommended.
2. When Installing a Water Drill Bit: First, check that the drill spindle is not oscillating and that the electrical and mechanical components are functioning properly. When installing the drill bit, ensure that the drill bit is securely clamped to the drill rig and remains concentric.
3. Electric Hammers and Impact Drills: They require a connecting rod, resulting in low efficiency and a poor user experience. They are not recommended for professional drilling applications.
Pros & Cons
Pros
- Covers a wide 18-83mm diameter range for versatile drilling projects
- Industrial diamond coating delivers long-lasting, clean cuts through masonry and stone
- 370mm overall length allows for deep core drilling tasks
- M22 thread connection is compatible with most standard wall perforator drills
Cons
- Requires running water during use, limiting use in areas without water access
- Only sold as a single drill bit per order, no additional accessories included
- Requires a compatible drill for use, adding additional equipment costs for buyers
- Diamond coating may wear quickly if used on extremely hard materials without proper cooling
Common Questions
What material is this core drill bit made from?
This drill bit features an industrial diamond coating for durable, clean drilling through masonry and stone.
What materials can this core drill bit be used to drill through?
This drill bit is designed for drilling through concrete, masonry, marble, and granite.
What is the diameter range and overall length of this drill bit?
This drill bit has a diameter range of 18-83mm, with an overall length of 370mm and working depth of 330mm.
Are there any special usage requirements for this drill bit?
Yes, water must be added during use to cool the drill bit and clear away drill dust, and a fixed or handheld drill is recommended for safe operation.
What shipping details apply to this product?
This item ships from Mainland China, with standard international shipping times varying based on the buyer's destination location.
Product information last updated on November 19, 2025