The QEP Xtreme Series 4" (102mm) Diamond Grinder Hole Saw is ideal to cut holes in tile, ceramic, porcelain, and glass. Tough and durable, it is manufactured with advanced technology that bonds diamond grit to chrome alloy steel base to offer a long-lasting cutting edge. For use with angle grinders, this grinder hole saw features an ultra-thin kerf for low torque and faster cutting, and can be used with any standard grinder. For wet or dry use. Simply dip in water, no need for a constant water delivery system, for quick and easy use.
 
4" (102 mm), works on all standard grinders, no adaptor necessary
Superior brazed diamond bonding, ideal for cutting holes in tile, ceramic, porcelain and glass with minimal water use
Advanced technology bonds diamond grit to chrome alloy steel base to offer a long-lasting cutting edge
For use with angle grinders, features ultra-thin kerf for low torque and faster cutting, up to 50% faster than a drill
Up to 12X longer life than standard hole saws, up to 50% faster than a drill