7/16” Diamond Core Bit fits Dremel Tools

Drill 7/16” holes in glass, ceramics and porcelain. It's easy with your FREE copy of the ”How To Drill Glass” drilling guide

Order now and your order includes:

• FREE "How-To Drill Glass" Drilling Guide.
• FREE shipping saves you money
• 100% money back, no risk guarantee

These diamond core bits, or diamond hole saws, are the best value that you’ll find on the web or anywhere else.

• You'll drill 7/16” holes in glass block and wine bottles
• 1" depth of cut, 1/8" arbor or shank fits your Dremel® tool
• Fits your Dremel® tool or rotary tool
• Designed to be used wet, with lubrication