Flexipads - Rotary Supports_x000D_ Supports with a thick ultra soft foam layer to protect paintworkBack plate for rotary machines with M14 thread.Abrasive: 90mm_x000D_ Surface: 88mm_x000D_ Thread: M14 x 2_x000D_ Foam Layer: 25mm_x000D_ Density: Ultra Soft_x000D_ Max RPM: 12,250