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Rock Tumbling Grit Kit

All 4 Stages + Ceramic Media

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Tumble Rocks in 4 Stages

At Polly Plastics, we have ready made grit kits that allow you to purchase everything you need in one go. Alternatively, you can buy the grit required for each stage of the process separately.

COURSE

Coarse 60/90 Silicon Carbide Grit
Stage 1 for Tumbling Stones

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MEDIUM

Medium 180/220 Silicon Carbide Grit
Stage 2 for Tumbling Stones

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PRE POLISH

Pre-Polish 500 Silicon Carbide Grit
Stage 3 for Tumbling Stones

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FINAL POLISH

1200 Fine Aluminum Oxide
Stage 4 media grit for transforming rocks and gemstones into beautiful treasures.

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Rock Tumbling

Rock Tumbling

View our range of rock tumbling products

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Polly Plastics

Thanks for taking the time to explore Polly Plastics. We specialize in moldable plastics and rock tumbling supplies. Our customers include hobbyists, crafters, cosplayers, fixer-uppers, makers or anyone who wants to try stuff.

Polly Plastics is a small family owned business that we started in 2015 and is now part of Delta Commerce Limited.  All of our products are packaged here in Michigan and all our bulk product is purchased from USA vendors. 

As our name suggests, we started with just plastics and have been expanding as we discover more products we can offer.  We’re proud of what we do and our products, making sure they are of the highest quality.

OUR CATEGORIES

MOLDABLE PLASTICS

MOLDABLE PLASTICS

Now available to purchase

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Est. 2015

Polly Plastics is a small family owned business

Free Shipping

We offer Free shipping on all orders and easy returns

Born in the USA

Securely packaged in Pennsylvania with USA vendors