Rock Tumbler Refill Grit Kit, FREE SHIPPING! – MJR TUMBLERS

Four steps of tumbling grit.  Step 1: 60/90 Silicon Carbide Step 2: 120/220 Silicon Carbide Step 3: 400/600 Silicon Carbide Step 4: 12,000 White Fused Aluminum Oxide (Extreme Polish)   Kits are sold by tumbler size.  Grit included uses the ratio of 1 ounce of each step 1 and 2 per pound of tumbler size and 1/2 ounce of each step 3 and 4 per pound of tumbler size.  Example: A 10 pound rock tumbler kit will have 10oz of step 1 and 2 and 5oz of step 3 and 4.   We offer a full range of silicon carbide grit (36,60/90, 120/220, 500, 600, 400/600, 1200 and 1500) and aluminum oxide grit (400/600, 1,200, 1,500, and 12,000).     These can be purchased individually in any weight denomination that fits your needs or we have pre-made kits for your

Four steps of tumbling grit. 

Step 1: 60/90 Silicon Carbide

Step 2: 120/220 Silicon Carbide

Step 3: 400/600 Silicon Carbide

Step 4: 12,000 White Fused Aluminum Oxide (Extreme Polish)

Kits are sold by tumbler size.  Grit included uses the ratio of 1 ounce of each step 1 and 2 per pound of tumbler size and 1/2 ounce of each step 3 and 4 per pound of tumbler size.  Example: A 10 pound rock tumbler kit will have 10oz of step 1 and 2 and 5oz of step 3 and 4.

We offer a full range of silicon carbide grit (36,60/90, 120/220, 500, 600, 400/600, 1200 and 1500) and aluminum oxide grit (400/600, 1,200, 1,500, and 12,000).

These can be purchased individually in any weight denomination that fits your needs or we have pre-made kits for your specific size tumbler. We have kits available with or without plastic pellets(colors vary). 

MJR Tumblers Refill Grit Kit for 3 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish : Toys & Games

MJR Tumblers Refill Grit Kit for 18 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish : Toys & Games

MJR Tumblers Single Barrel Rock Tumbler with Grit Media Kit - Polishing Tool for Adults and Kids Rock Polisher Machine with Grit & Plastic Pellets for Polishing Stones, 6 lb

MJR Tumblers Refill Grit Kit for 3 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish : Toys & Games

MJR Tumblers Single Barrel Rock Tumbler - Rock Polisher Machine, Tumbling Equipment for Stone, Glass, and Metal Collection, Polishing Tool for Adults & Kids, 6 lb : Toys & Games

The Original Rock Tumbler Refill

COMPLETE YOUR ROCK TUMBLING EXPERIENCE: Get your rocks ready for display with this complete rock tumbling kit. Easily turn rough stones into

MJR Tumblers Multi-Barrel Rock Tumbler with Grit Media Kit - Durable Leak-Proof Rock Polisher for Kids and Adults Rock Tumbling Tool Geology Hobby

MJR Tumblers Refill Grit Kit for 18 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish : Toys & Games

EVERYTHING YOU NEED FOR ROCK TUMBLING: Get everything you need in one package with this single-barrel rock tumbler kit, including grit and plastic

MJR Tumblers Single Barrel Rock Tumbler with Grit Media Kit - Polishing Tool for Adults and Kids Rock Polisher Machine with Grit & Plastic Pellets for

MJR Tumblers Refill Grit Kit for 3 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish : Toys & Games

MJR Tumblers Single Barrel Rock Tumbler with Grit Media Kit - Polishing Tool for Adults and Kids Rock Polisher Machine with Grit & Plastic Pellets for Polishing Stones, 6 lb

MJR Tumblers Refill Grit Kit for 25 LB Rock Tumblers Silicon Carbide Aluminum Oxide Media Polish : Toys & Games