Thank you for visiting

We sell diamond drill bits and help our customers learn to drill glass, tile and stone. Every order includes "The ABCs of Drilling" printout. Easy to follow instructions on lubrication, drill speed, drill pressure, starting a hole, etc.

You can choose from the most popular sizes of bits used for:
  • drilling sea glass and sea shells
  • drilling glass block
  • drilling wine bottles
  • drilling tile

If you have a specific question, please drop us an email,

Diamond Cutting Tools, LLC
1227 Rockbridge Rd
Suite 208-164
Stone Mountain, GA 30087
1-888-356-5707 (Toll Free)
1-706-407-4447 (Fax)

All emails will be returned within one business day.

Office hours are Monday - Friday 9:00 AM - 4:00 PM EST

Most customers choose FREE Insured First Class Mail as their shipping option. You can also choose from Priority Mail, UPS Overnight Shipping, UPS 2nd Day Air and International Priority Mail.

Your bits are guaranteed. If you are dissatisfied for any reason, please let us know. We will refund your money or replace the bits, whichever you prefer.
Diamond Cutting Tools LLC
1227 Rockbridge Rd
Suite 208-164
Stone Mountain GA 30087

Question or comment? Please email us at:

Office hours are Monday-Friday 9:00 AM to 4:00 PM

Copyright® 2002-2016 Diamond Cutting Tools LLC