Drilling glass or tile? Learn the secrets. FREE drilling guide.

5/16" Diamond Core Bit for Glass & Tile
5/16" Diamond Core Bit for Glass & Tile
Item# 516DHS
Regular price: $19.10
Sale price: $8.85, 10/$73.40, 25/$156.00
Availability: Usually ships the same business day

Product Description

5/16" Diamond Core Bit Glass Drill Bit



Are you drilling ceramic or porcelain tile? Mounting a towel Bar? This 5/16" hole saw is the most common size for anchors in your bathroom tile walls for fixtures. It's an easy job with your copy of the Helpful Hints Drilling Guide.

Order now and your order includes:

  • FREE "How-To" Drilling Guide so that you don't waste your drill bits, glass, time or money.
  • 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 5/16" holes in glass, glass block, tile and stone
  • Perfect size for small electrical, lamp or lighting cords
  • 1" depth of cut, 1/4" arbor or shank
  • Fits your hand drill or drill press
  • Designed to be used wet, with lubrication


It really is an easy decision. You’ll be glad you did!

DiamondBurs.Net LLC
1227 Rockbridge Rd.
Suite 208-164
Stone Mountain, GA 30087
We don't currently have a retail storefront location.
1-404-382-8122 (Phone)

1-706-407-4447 (Fax)

Office Hours: (Monday-Friday) 8:00AM to 4:00PM EST

All orders received by 3:00PM (EST) are shipped the same business day.

Thank you for your business. Please send questions, comments, and suggestions: Guy Reddick by email.

Thanks again!