General Questions

We currently accept payments via Visa, MasterCard, American Express and Discover. We also accept payment via Paypal on our online shopping cart. If you're interested in Net30 terms, you can fill out the Net30 application below. International orders...

For domestic shipping within the US, we offer UPS Ground service, Fedex services including Ground, Home Delivery, 2-day, Overnight, and FedEx One Rate Service (2-day service) for smaller items under 5 pounds; US First Class Mail service depending...

We are open from 8:00am EST to 4:00pm EST Monday through Friday. We are closed daily from Noon to 1:00pm EST for lunch and Saturday and Sunday. Our website is, of course, open 24-7, 365 days a year barring outages. Any orders placed while we are closed...

We are firm believers in glass education and try to promote it and assist in any way we can. We currently offer discounts to all educational institutions, non-profits, and active military: 10% on all our diamond tools and accessories and 5...

We do not have specific wholesale accounts or pricing, as we believe all our customers deserve the best pricing we can offer. Our everyday prices are our retail and wholesale prices. We don't make the differentiation.

All diamond tools should be used with water when you are grinding glass. This isn't necessarily to save the diamonds or prolong the life of the tool, but to prolong your life.

When grinding glass, the outcome is ground silica dust. If inhaled, ...

Of course, we can.
We can either create the tool for you or plate an existing blank that you have.
Call or email us, and we will work up a quote for you.

If you need us to create the tool, we just need a drawing of it with the correct...

We try to keep 8-inch, 10-inch, and 12-inch diamond disks in stock at all times, as these are our most popular disks. However, this depends on how many disks we have to plate for orders and our ability to plate disks for stock.
We have two ...

No.

Actually, that's a bit of a lie. You can recycle your water, but we don't suggest it. You're more apt to start regurgitating contaminants back onto your diamond disk, increasing your chances of unwanted scratching. You also risk embedding...

There are two main differences in the various ceriums: Actual cerium content, and particle size. The higher the cerium content, the "brighter" the polish will be. Optical ceriums have higher cerium contents and higher prices due to higher refining to...