Diamond Countersink Drill Bits 1-3/8" Diamond Beveling Chamfer Bit for Enlarging Trimming Shaping Holes in Porcelain Ceramic Granite Marble Tiles, 3/8

Diamond Countersink Drill Bits 1-3/8" Diamond Beveling Chamfer Bit for Enlarging Trimming Shaping Holes in Porcelain Ceramic Granite Marble Tiles, 3/8

Diamond Countersink Drill Bits - Designed to chamfer edges of drilled holes smoothly, enlarge, shape, bevel existing holes in an angle of 53 degree Diamond chamfer bit equals a bunch of different sizes core bits, trimming cleaning holes with diameter ranging from 0.1” to 1-3/8” (0~35mm) Diamond beveling chamfer Bit able to bevel hard materials such as Hard Ceramic, Granite, Porcelain, Glass, Stones and Marble Tiles 3/8-inch Hex shank for quick installment in most electric drills (rotary mode only); If you are new to diamond bit, take your time to do some test holes before cutting expensive materials Grinding will produce a lot of dust and noise, protect your eyes nose and ears with goggles,covers and ear plug

This diamond beveling chamfer bit can save you money, because with one bit, you are able to create many different hole sizes ranges from 0 to 1-3/8” (0 – 35mm) diameter, without spending money to buy a bunch of different core bits.

High Quality：

Diamond countersink bit is heavily diamond coated, which ensures sharpness and durability in chewing materials at high speed.  

You can grind hard materials wet or dry, with minimal chips, scratches or bumps, so you will be able to get beautiful holes easily. 

It works with Hard Ceramic, Granite, Porcelain, Glass, Stones and Marble Tiles.

User Tips:

This bit is not designed to make holes. It works perfectly in shaping, beveling and trimming exist holes.

When chamfering, protect your eyes, mouth and ears with goggles, covers and plugs. Grinder shroud will be recommended too.

If you are new to diamond bit, we will recommend to do some test holes before cutting expensive tiles. 

Package includes:

1 Piece of Diamond Beveling Chamfer Bit