3M Roloc Disc Pad Assembly, 05540, 3 in (7.62 cm) The 3M Roloc Bristle Disc Holder is a backup pad for attaching and supporting Roloc Bristle Discs during collision repair jobsIt accepts 3M Roloc Bristle Discs and includes a Roloc shank for direct attachment to grinding tools with 1/4-20 EXT threads Available in sizes of 50 mm (2 inches) and 75 mm (3 inches) with a 6.4 mm (1/4 inch) shaft. Product Information Brand 3M Part # 7000045705 Origin Country USA Product Type Backup Pads Extra Product InformationUse the 3M Roloc Bristle disc holder attachment system to make grinding disc changeouts faster and easierThe pack includes a hard rubber pad, a Roloc shank, an adaptor and all the hardware needed to get the most out of our durable, quick-change 3M Roloc Bristle Discs in collision and auto body repair The hard rubber pad backs up 3M Roloc Bristle Discs for consistent, accurate grinding even during aggressive jobsThe included shank features 1/4-20 interior threads to attach the assembly quickly and easily to common grinding tools, such as drills and air tools3M Roloc Bristle Discs have a threaded hole designed to attach to the holder so that operators can conveniently change discs with a simple twist-off, twist-on motionOur Roloc Bristle Disc Holder is a quick, efficient way to incorporate abrasive technology into aggressive auto body applications including rust and coating removal, deburring and metal surface cleaning.Product InformationAllows safe easy mounting of 3M Roloc Bristle Discs productAttaches to a range of drills and air tools with 1/4-20 EXT threadsDurable plastic holderMaximises Bristle disc performanceProvides support for Roloc Bristle Discs, improving finishesRoloc attachment for easy removal and greater productivity