An upgrade from Diamax's regular T-segment with diamond side protection on outside and inside shaft for ease of drilling and core release.

Diamax Cyclone Dry Wet Core Bits is Our fastest core bit will drill most granite in under 30 seconds with water.

Our Mad Max Thin Rim Core Drill is fast cutting and excellent for granite or marble.

This Mad Max VBB Wet/Dry Core Drills are drilling holes in granite, marble, engineered stone and other natural stone.

The Alpha® Wet Core Drill Bit is designed for drilling the faucet-mounting holes in counter tops and vanities.

Diamax Cyclone Ultra Dry Thin Wall Core Bit has specific grit & bond composition that provides a fast clean hole through porcelain & other ultra compact material.

A fantastic price/performance value! This core bit is ideal for use on tile, and also suitable
for cutting porcelain and stone tiles.

Available in different sizes

Our Mad Max VBB 1-3/8" Core Drill 5/8"-11 is specifically designed for cutting Marble, Porcelain, and Glass Slabs.

Nicolai CNC Core Bit features a thin wall configuration for fast clean cutting.