CRL 5/16" AG Series Plated Diamond Drill Diamond Countersinks Router & Grinding Bits it drills cleaner holes faster

it drills cleaner holes faster than other drills

Ten belts per box

such as between a concrete pad and a treated plate

This inexpensive

CRL 5/16" AG Series Plated Diamond Drill Diamond Countersinks Router & Grinding Bits it drills cleaner holes fasterUnique Aggressive Sawtooth Profile Our Most Durable Style Drill Diameters from 1 8" to 4 1 2" The special sawtooth design of CRL Amazing Glazing Plated Diamond Drills reduces the contact area, allowing better grinding action and increased coolant penetration. They are perfect for use in portable tripod and cup style machines. Our most durable drill has been machined from solid steel. Use with DTC80 Diamond Tool Coolant and submerge in a retaining ring