Rock Tumbler Grit Refill Kit Standard for all Rotary Tumblers

This is grade A tumbling Grit for your rotary tumbler. Each grit kit is formulated to follow the exact specifications of your tumbler manufacturer. Kits are designed with the suggested amount grit and polish appropriate for best results. These grit kits will maximize the shaping of rocks and bring them to a super glossy finish. These kits are made up of four components for the conventional 4 stage tumbling process Silicon Carbide 60/90 – Coarse Grind – Step 1 Silicon Carbide 120/220 – Medium Grind – Step 2 Aluminum Oxide 500 or Silicon Carbide (500) – Pre-polish – Step 3 Aluminum Oxide Polish – Step 4 The Abrasive Media is packaged in resealable bags. Shipping to any location (standard shipping) in the US is free! BONUS: Order a quantity of 2 or more and shipping is upgraded to US Priority Mail.