3M Roloc Disc Pad, 45091, TR, black, 3 in (76.2 mm), hard 3M Roloc Disc Pad optimizes the performance of our 3M Roloc discs and bristle discs by providing the right backup system and a secure attachment for grinding applicationsPlus it saves time by eliminating the need to align edges of the disc with the disc pad?the screw aligns the disc, making disc changes quick and easy. Product Information Brand 3M Part # 7100002305 Origin Country USA Product Type Backup Pads Extra Product InformationThe level of hardness needed is dependent on the task?choose a higher density for more aggressive applications and a lower, more flexible density for less aggressive applications?and is also dependent on the user's work styleWe designed these disc pads to be used with any drill, disc sander, right angle grinder, or rotary sanderMax RPM is determined by size and firmness of the disc and disc padOur 3M Roloc Disc Pad is available for use with the following 3M Roloc attachment systems: TR, TP and TSPlease select discs with the attachment design made for your system.Product InformationQUICK AND EASY ATTACHMENT: Disc attachment is quick and easy, increasing productivitySECURE ATTACHMENT: Disc pad provides secure attachment for any 3M Roloc disc or bristle productVARIOUS DIAMETERS AND HARDNESS: Pads come in various diameters and levels of hardness to meet the requirements of many different grinding applicationsVERSATILE SYSTEM: Works with drills, disc sanders, right angle grinders, and rotary sanders