1 pc 5 gram syringes diamond polishing or lapping paste set. easy for use and avoid contamination. Best use with the wool polishers for polishing. Suitable for use on jewellery & gemstone, steel & hard metal, aluminium & zinc, all metallurgical purpose. the price is for 1 pc 28 Micron - Medium fast lapping (Grey). Please see my other listing for different grit.