5/16" x 2-11/64" Diamond Drill Bit, 3/8" Shank

The 5/16" Diamond drill bit is an ideal accessory for drilling through ceramic, terracotta, porcelain, marble or granite tiles. It features a multi-layered sintered diamond tip for longer life and a large, angled extraction port for easy material slug ejection. Reverse spiral threads maintain efficiency by delivering water to the drilling location. The versatile hex shank allows for use with driver-drills and hammer driver-drills, in rotation-mode only.

Features:
• Multi-layered sintered diamond tip for longer life
• Large angled extraction port allows for easy material slug ejection
• Reverse spiral threads maintain efficiency and performance by delivering water to drilling location
• Ideal for drilling holes in a variety of tile material including porcelain, granite, marble, terracota, and ceramic up to class 5
• Versatile hex shank for use with Driver-Drills and Hammer Driver-Drills in rotation mode only
• For drilling holes in ferrous metal, wood, plastic, non-ferrous metal and cast iron