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Diameter: 1-3/8"(35MM); Bottom angle: 60 degrees. Vacuum Brazed Technology and #80 Grit make the tool more durable.
This is a cost-saving tool because you can create many different hole sizes without buying several different core bits. With this tool, just one standard core bit can help you create many holes of different sizes.
The diamond milling bit is desinged to shape, enlarge and round bevel existing holes in Porcelain, Hard Ceramic, Granite and Marble.
It can bring a smooth,beautiful hole finish.
Note: This is not a core bit for drilling. It doesn't make holes but it bevels the hole cleaning and reinforcing the borders when the borders are chipped or need to be clean.
Premium Diamond Beveling Chamfer Bit for Holes Trimming through Granite, Marble, Stones, Ceramic and Porcelain Tiles. Feature: 1.Vacuum Brazed Technology, high diamond concentration provides longer working life 2.It is designed to improve and adjust existing holes, such as Bevelling, enlarging, grinding and polishing the existing holes 3.Also suitable for eliminating rough holes in glass, ceramics and tiles 4.Very helpful to reduce the risk of cracking when standard and large-format tiles are under tension(such as tightening pipes,led lights,etc.) 5. 5/8"-11 Thread, dry or wet use. Specification: Diameter: 1-3/8"(35MM); Bottom angle: 60 degrees Package included: 2pcs