CRL 3" DCD Series Straight Shank Electro-Formed Diamond Drill Caulks & Accessories As little as 1/2" (13

As little as 1/2" (13 mm) can effectively firestop the opening

A selection of CRL Plated and High Performance Brazed Router Bits are available as stock items

as Well as Spearpoint and Prismatic Drills

some marble and natural stone substrates without additional surface preparation

such as our DCD

CRL 3" DCD Series Straight Shank Electro-Formed Diamond Drill Caulks & Accessories As little as 1/2" (13For Fast Cutting, High Production Runs Extended Work Life Two Mounting Styles to Choose from Straight Shank or Belgian Type These CRL Electro Formed Diamond Drills are thin walled, with a 1 2" (12. 7 mm) deep multi layer of diamonds and bonding matrix designed for high speed, high production drilling. These drills give outstanding results when exacting conditions are met. The CRL DCD Series features an extra long 1 3 8" x 3 8" (35 x 10 mm) diameter