Silicon Carbide Aluminum Oxide Media Polish For 3 Lb Rock Tumblers In A 4-Step This product is 6 sets of 4 Step grit kits, the total weight is 3.6lb, each set of 4 Step grit pack for 3 lb tumbles . Product Features This product is 6 sets of 4 Step grit kits, the total weight is 3.6lb, each set of 4 Step grit pack for 3 lb tumbles . The grit kit comes in separate disposable bag, easy to use. (Step1)60/90 Coarse Silicon Carbide Grit, (Step2)180/220 Medium Silicon Carbide, Grit, (Step3)500 Fine Silicon Carbide, (Step4)1500 Aluminum Oxide Polish Compatible with ANY BRAND OF Rock Tumbler.If you want a finer effect?you can Email us,we can comminicate polishing tips together. Purchase with confidence. We proudly back our product with a 100% satisfaction guarantee Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!