
Rubi 4 in. Diamond Drill Bit for Ceramic, Porcelain, Granite, Marble and Glass
$51.03
This electroplated diamond drill bit is engineered for precision drilling in stoneware, porcelain, granite, marble, and glass. Designed for use with electric drills, it facilitates easy installation of bathroom fixtures when used with water cooling.
In Stock
Money-back guarantee
Free 30-day returns
100% Authentic
Official brand warranty
Ships from USA
Fast US warehouse dispatch
Secure checkout
256-bit SSL encrypted
We accept


This electroplated diamond drill bit is engineered for precision drilling in stoneware, porcelain, granite, marble, and glass. Designed for use with electric drills, it facilitates easy installation of bathroom fixtures when used with water cooling.
- Electroplated diamond bit designed for precision drilling in stoneware, porcelain, granite, marble, and glass.
- Optimized for use with electric drills (non-hammer mode) to facilitate bathroom fixture installation.
- Provides an average lifespan of 10 to 15 holes per bit.
- Requires water-cooling during use to ensure optimal performance and longevity.
