Check the listing for details. 5" Flat Shine Machine Polishing Discs Snail Lock. Condition: New. Listed at 43.45 USD. The Flat Shine Diamond polishing discs are designed for polishing straight edges with any in-line flat (straight) edge polishing machine using a snail lock attachments.Resin bond 5" discs designed for wet polishing of graniteComes with 50,100,200,500,1000,2000, 3000 grit and BUFF. 10mm thickness10% discount if you order entire set of 7 pieces (one for each grit: 50, 100, 200, 500, 1000, 2000, 3000)Suggested Application Data for Flat Shine polishing discs on natural stone materials:• For 5 head machines, start with grit 200 resin and follow with grits 500, 1000, 2000 and Buff.• For 6 head machines, start with grit 100 resin and follow with grits 200, 500, 1000, 2000 and Buff. For machines with 2 -spindle bevel unit, use copper bond chamfer wheels (1 upper + 1 lower)• For 8 head machines, start with grit 100 copper and follow with grit 100 resin. After that continue with 200 copper, 200 resin, 500, 1000, 2000 and Buff.For machines with 2 -spindle bevel unit, use copper bond chamfer wheels (1 upper + 1 lower). For machines with 4 -spindle bevel unit, use copper bond chamfer wheels (2 upper + 2 lower).• For 10 head machines, start with grit 100 copper and follow with grit 50 resin. After that continue with 100 resin, 200 copper, 500, 1000, 2000 and Buff. For machines with 2 -spindle bevel unit, use copper bond chamfer wheels (1 upper + 1 lower).