Professional tool for commercial or occasional use. The bench grinder kit contains the essential three polishing steps. Removes all light marks / scratches up to a mirror finish. Multi purpose kit suitable for all types of metal including aluminium alloys / brass / copper / zinc / titanium / steel and stainless steel Will polish all metals up to a mirror finish. Comes with a full set of instructions for easy application. Kit Includes; mops: 1 x 6" coarse / sisal polishing mop 2 section. This is a very fast cutting mop and extremely hard. 1 x 6" medium / stitched polishing mop 2 section. Multi layered and tight stitched to provide a top quality durable mop. Suitable for second and final stages of polishing Good for a one shot polishing operation where you need brightness back and the condition of the metal is not marked / scratched or badly pitted. 1 x 6" sisal / finishing / final polishing mop 2 section. 100% cotton loose fold polishing mop ideal for final finishing. Kit Includes; compounds and extras: 1 x coarse grey compound (total weight 180 grams) 1 x medium blue compound (total weight 180 grams) 1 x fine green compound (total weight 180 grams) 1 x dust mask 1 x polishing felts for those hard to reach areas. 2 x spindles to fit 6" bench grinders (1 left handed and 1 right handed) with 1/2" shaft size).