Dura-Gold 3" Diameter 36, 60, 80 Grit Grinding Discs (25 Each) with Backing Pad Set: Includes Roll Lock quick-change discs for each disc. A quick-change adapter with round and hex 1/4" drill shanks. Quick Change Roll Lock System with Drill Adapters: Premium quality, high-performance coarse-cut 3" surface prep grinding discs have a male R-Type quick change roll lock connection designed to attach to the included disc adapter holder. High-Performance Zirconia Alumina Blend: It delivers a fast, exceptionally long-lasting sharp cut with a consistent scratch pattern. It has maximum resistance to clogging and loading, increasing your productivity and reducing material consumption. Versatile Grinding & Sanding Discs: Ideal for use in auto body and paint shops, woodworking, wood furniture making, metalworking, metal sanding, crafting, household, drywall, industrial, fiberglass, plastics, and welds on various surfaces. Compatible With: Most Ali Mini die grinders and sanders, Chicago Pneumatic CP872 CP875, Ingersoll Rand 301B 310G, and Workpro W182001A. Tackle tough surface prep with our versatile selection of die grinder sanding disc and 2 inch sanding discs (also known as 2in sanding discs). Ideal for use with air grinder attachments, these die grinder discs and 2 inch grinding disc options are perfect for various applications. Our twist lock sanding discs ensure secure and quick changes, while our surface prep discs are designed for efficient material removal. For specialized tasks, consider our surface conditioning disc options. Whether you need to sand, grind, or prepare surfaces, our range of discs provides the performance and durability you need.