A series of loops are formed by pulling tufts of material through the scrim backing. 3M disc pad holders allow you to quickly and easily change abrasive discs during Multi-step projects. It's uniquely suited for contour finishing, because the flexible backing enables the sheet to move forgivingly over the surface. 3M u2122 Hookit u2122 Microfinishing Film Disc 366L, 60 Mic, Type D, 5 in x Extra hard disc provides firm support The disc pad holder provides firm support so that heavy-duty and super-duty lgb discs can weld grind and blend with faster and more efficient productivity. 18 is a small-dot pattern, designed for fine finishes. Given its dual strength and flexibility, our Flexible Diamond QRS Cloth Sheet 6002J is a great abrasive for your metalworking needs — from grinding to finishing. Options available for right angle grinders and random orbital sanders Subsequently, these loops attach to hooks on the holder pad (sold separately). 3Mu2122 Flexible Diamond QRS Cloth Disc 6002J - The Compleat Sculptor A metal bond securely anchors micron-graded diamonds to a premium flexible backing in an open dot pattern. Durability and Long Life Our flexible diamond products, including Flexible Diamond QRS Cloth Sheet 6002J, are designed to help you achieve improved finishes on a wide range of hard-to-grind materials — without sacrificing cut rates. Hook and loop attachment system offers quick change of abrasive discs for multi-step processing