⭐⭐⭐⭐⭐Reviewed by 52,150+ customers
🔩 M10 Thread Diamond Beveling Chamfer Multi-Layer Conical Hole Opener
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Shipping & Returns
Standard shipping takes 7-10 days to arrive. Expedited shipping takes 3-5 days to arrive.
We guarantee a free return and refund within 30 days if you are not satisfied.
Three-in-One Size Design, Multi-Functional Application
Includes 20mm, 35mm, and 50mm to meet different hole diameter requirements, allowing precise hole expansion and significantly improving work efficiency. Designed for both DIY and professional use, delivering precise, time-saving hole opening. The user-friendly design is ideal for workers and mechanics dry drilling tasks.
Various Advantageous Features
M10 Thread with Conversion Rod
☑️Features an M10 threaded interface compatible with 100-type angle grinders.
☑️Includes a conversion rod for quick adaptation to handheld electric drills, suitable for diverse construction environments.
Efficient & Easy to Use
✿Combines drilling, hole expansion, chamfering, and polishing into one tool.
✿The multi-layer tapered reamer supports step drilling and smooth diameter adjustment across various materials including quartzite etc..
Durable Material & Multi-Layer Structure
- Made with high-density diamond particle coating and a robust metal matrix.
- Offering superior cutting, wear resistance, and long-term durability for materials like concrete, tile, marble, and engineered stone.