Grit

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60/90 Grit Blend – Stage 1 Tumbling & Lapping Abrasive 60/90 Grit Blend is the go-to abrasive for the first stage of rock tumbling and lapping,...

Get beautifully polished stones every time with the Thumler’s Tumblers 4-Step Grit Kit—sized perfectly for the AR12 and Model B rotary tumblers. Ea...

Achieve a smoother, high-gloss finish every time without the frustration of trial and error. This complete 4-step grit and polish kit is designed t...

Covington Tumbler Grit & Polish Kit – Complete 6-Step Kit for Rock Tumbling Success Start strong and finish brilliantly—everything you need for...

120/220 Grit Blend – Stage 2 Tumbling & Lapping Abrasive The 120/220 Grit Blend is the ideal abrasive for Stage 2 of the tumbling process, desi...

Get beautifully polished stones every time with the Thumler’s Tumblers 4-Step Grit Kit—packaged for the AR-2 & AR-3 Thumler's tumblers. Each pa...

Covington Deluxe Tumbler Grit & Polish Kit – Enhanced 7-Step Kit for Smoother Stones and a Superior Shine Take your tumbling to the next level ...

When you’re serious about transforming rough stone into beautifully shaped pieces, your results depend on one key decision most beginners overlook—...

Achieve consistently smooth, high-gloss results on larger batches of stones—without the frustration of inconsistent finishes or running out of grit...

Keep your diamond saw blades cutting clean and efficiently with Covington’s high-quality dressing blocks. Over time, diamond blades can become glaz...

Take control of every stage of your tumbling process with premium Lortone graded silicon carbide grit, engineered for consistency, performance, and...

Covington Lapping Grit Kit – 3 Grits for Precision Grinding Achieve smoother surfaces and faster results with this essential 3-grit lapping kit. Wh...