5/16” Diamond Core Bit fits Dremel Tools

Drilling stained glass and ceramic or porcelain tile? These 5/16" core bits are a popular size for a lot of glass craft projects. It's an easy job 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 1/4 holes in glass bowls ceramics and tile
• Perfect size for lamp cord
• 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