#1 Sanding Performance. 3M Pro Grade Precision Faster Sanding Sheets with enhanced mineral technology resist clogging and sand faster. NO-SLIP GRIP durable backing grips together to prevent slipping. Sand longer with less hand fatigue.. #1 Sanding Performance. 3M Pro Grade Precision Faster Sanding Sheets with enhanced mineral technology resist clogging and sand faster. NO-SLIP GRIP durable backing grips together to prevent slipping. Sand longer with less hand fatigue.. 7100300024 - 00076308421274