5 concrete floor grinder polishing Pad 200+2 granite marble stone sanding disc

Remind: The TWO velcro backer/pad holder are with water feed hole, can be used for wet polishing. Remind: Rubber velcro backer’s max capacity / velocity is 5000 RPM, please don’t use it with high speed polisher/grinder. This package carries (a)-(c)….
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