... #-120# 3. 4", 4.5", 5",7". 4.Original Manufacturer Flap discs and wheels grind and finish in one step, thereby ... for use on stainless steel.1. T27,T29 Abrasive Flap Discs2. Backing: plastic cover, color: red3. Material:sintered material4. Color: ... Blue5. flap discs are made of high quality material. Can be in ...