Features and Benefits:

• Backup pad designed to support 3M™ Roloc™ 3" diameter abrasive discs
• This pad has a 1/4-20 INT thread which allows it to be mounted directly to tools with 1/4-20 INT thread which allows it to be mounted directly to tools with 1/4-20 EXT threaded shafts
• Assembly also includes a Roloc™ shank and adaptor
• Maximum operating speed: 20,000