Silicon Carbide Aluminum Oxide Media Polish For 3 Lb Rock Tumblers, 4 Step Product Details 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 . 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 Payment We accept PayPal and credit cards via PayPal. Taxes - US We collect sales tax, as required by law. Shipping We make every effort of shipping within 3 business day of payment clearing. The estimated delivery time is 2 - 5 business days from the shipping date. Policies If you do need to return your item, please contact us via email (you will receive an email when your product ships with additional details - Subject: Important information about your purchase). You will then be provided with a return shipping label and packing slip. Pack the item carefully. Include the packing slip, apply the shipping label, and return the item within 30 business days of the date you request a return, or your return will be canceled. Once we receive your order we will inspect the return. Please allow up to 5 business days of receiving the returned item for your refund.