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Quantity
1
Description
Hi-Tech Diamond electroplated diamond discs provide a flat grinding surface for both rough and fine grinding on stones and glass. Top-grade diamond powder is nickel electroplated uniformly onto a 1mm-thick steel disc, resulting in the highe...
Reviews
5.0
38 ratings
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The Go-To Manufacturer
Hi-Tech is my Go-To manufacturer for topper laps. These last the longest and always outperform the cheaper laps. What I really appreciate is that as they wear, they are still useful as finer grit. I have some 600 grit discs that I still use as something closer to 3000 grit. They are awesome.
J
Jeff · June 25, 2026
6" Hi Tech flat lap
The flat lap is a great unit. The fact that discs can be added to the all u need setup is a plus. I like that you can upgrade the 6" to an 8" without having to purchase a new unit. Orders are usually shipped and received without any issues, and customer service is great. The discs regardless if they are grinding, smoothing, or polish seem to last a good amount of time before replacing. This unit let's you do more than just a flat face. I have made free form cabachons, and have done slight dome polishes.
T
Troy · May 26, 2026
Great grinding disc and polishing discs
The grinding discs are really good they seem to hold their grit for a long time don't seem to be dulling at all the polishing discs the blue and the orange I really like you also definitely need the sponge pads. I've already post purchased a couple of backups but I could use a couple of more and possibly a discount coupon would be nice