Covington Engineering

Free Ground Shipping in the USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemstonelab.c...

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,...

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...

Cerium Oxide is a fine, reddish-brown powder used by lapidaries and glassworkers to achieve a flawless, mirror-like polish on both stones and glass...

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

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

Free Ground Shipping in the lower USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemston...

Achieve cleaner cuts, extend blade life, and protect your investment with Covington C-Brand Rockhound Cutting Oil. Formulated specifically for lapi...

Old Miser – Grit Binding Agent for Faster, More Efficient GrindingOld Miser is the secret weapon for anyone looking to get the most out of their gr...

Protect Your Work, Perfect Your PolishWhen you're working with delicate stones or smaller pieces, the final polish can make or break the result. Ou...

Free Ground Shipping in the lower USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemston...

Take your Covington  saw from a benchtop machine to a comfortable, professional-grade floor model with the genuine Covington Saw Stand. Engineered ...

Achieve a cleaner, brighter polish with less mess and better consistency. These synthetic perforated felt discs are compatible with all Covington a...

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

Get ready for a versatile and professional grade machine designed for lapidaries and glass artists. The Covington 18" Beveler and Grinder easily sh...

Free Ground Shipping in the USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemstonelab.c...

Free Ground Shipping in the lower USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemston...

Free Ground Shipping in the lower USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemston...

Free Ground Shipping in the USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemstonelab.c...

Free Ground Shipping in the lower USA 30-Day Return Policy/No Restocking Fees Customer Support is always available!       Email: support@thegemston...

Bring out the rich color, depth, and mirror-like finish hidden inside your favorite gemstones with Covington Chrome Oxide Polish. This premium gree...