electroplated diamond core drill bits for glass/tile/marble drilling

Description:

Diamond drill bits for stone, granite, ceramic and other hard materials.

Diameters: φ4-150mm

Diamond grit: #30,#40,#60,#80

Shank: round, triangle, hexagon

Usage: Dry & wet drilling

Special application and design are available upon request

Features:

1. Diamond electroplated Core Drill Bit with diamond coating gives superior performance on ceramic tile and similar material

2. Nickel-plated with a diamond dust coating offers superior performance and cutting strength

3. Cut tidy, smooth, no broken edges and no tremor phenomenon

4. Versatile: For use on glass, porcelain, tile, ceramics and other surfaces

Our service:

1. Deliver the goods with speed and safety

2. New product support preferential, and technology support continuous.

3. Within 24 hours response to customers' any questions.

4. We can make or pack the goods as customers’ request.

5. Once you have questions or quality problem with the product, call us and we'll try our best to solve the problem and give you a reasonable answer. While it's our product to be blame, we'll seek methods to satisfy you, like refunds or change goods.