Product details : 3M 61681 CENTER PIN BACK-UP PAD 125MM M14
Self-gripping plate with centring pin for Scotch-Brite DH type discs. Dimension: 178mm. M14 thread.
3M™ Centre Pin Back-Up Pads are used in conjunction with Scotch-Brite™ Surface Conditioning discs. Our pads don’t interfere with work surfaces.
Strengths
Quick and easy disc positioning -The centring pin facilitates disc positioning -Optimized hooking system for DH discs to prevent unhooking. -For use with grinder.