M10/M14 Diamond Chamfer Drill Bit – 60mm Stepped Cone for Tile & Stone
M10/M14 Diamond Chamfer Drill Bit – 60mm Stepped Cone for Tile & Stone
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M10/M14 Diamond Chamfer Drill Bit – 60mm Stepped Cone for Tile & Stone
M10/M14 Diamond Chamfer Drill Bit – Stepped Cone for Tile & Stone

Diamond Chamfer Drill Bit for Tile & Stone
Fine-tune the fit. Finish the edges. This diamond chamfer drill bit helps enlarge existing holes, smooth rough edges, and create beveled finishes in tile and stone. It’s a practical tool for installation jobs where an opening needs a little extra room or a cleaner edge.
The diamond-coated, stepped cone working surface allows gradual shaping around existing openings. From adjusting a faucet opening to refining a pipe cutout, it helps you tackle fitting and finishing tasks without starting from scratch.
Key Features
- Diamond-Coated Working Surface: For shaping, enlarging, and finishing existing holes in tile and stone.
- Stepped Cone Design: Allows gradual adjustment of openings for fitting tasks.
- Chamfering & Beveling: Helps smooth rough edges and refine the rim of a hole.
- M10 & M14 Thread Options: Available in two thread connections. Select the option that matches your angle grinder.
- Installation & Repair Uses: A useful accessory for tile fitting, plumbing installations, and renovation projects.
Applications
- Enlarging existing tile and stone holes
- Smoothing uneven hole edges
- Chamfering and beveling drilled openings
- Adjusting cutouts for pipes, faucets, and fixtures
Compatibility & Use
Available with M10 or M14 thread connections for compatible angle grinders. Check your machine’s spindle thread and select the correct option before ordering. Confirm suitability for your material and follow the tool and machine manufacturers’ recommended operating speed, working method, and safety instructions.
Please note: Designed for shaping, enlarging, and chamfering existing holes, not for drilling new holes.






Frequently Asked Questions
What is this diamond chamfer drill bit used for?
It is designed to enlarge existing holes, smooth rough edges, and create chamfered or beveled finishes around openings in tile and stone.
What is the difference between the M10 and M14 options?
M10 and M14 refer to different thread connections. Choose the option that matches your angle grinder’s spindle thread. Check your machine’s specifications before ordering.
Which size should I choose?
Choose a size suitable for the existing opening and the adjustment you need to make. Check the selected variant’s dimensions before ordering. The thread connection and working size are separate specifications.
Can it be used wet or dry?
Yes, this diamond chamfer bit supports both wet and dry use. For wet use, make sure your machine is specifically designed for wet operation. Always follow the recommended operating method and safety instructions for your equipment.
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