3M™ Cartridge Roll Mandrel is a tool attachment that holds an abrasive cartridge roll (sold separately). Together, the mandrel and cartridge roll enable the user to grind or finish hard-to-reach areas of a workpiece, such as angles and curves. The mandrel attaches to a rotary tool such as a die grinder or drill, and comes in different sizes to fit a variety of cartridge roll sizes.

3M™, 7000045772, Cartridge Roll, Regular, 4.57 mm Pilot Diameter, 112.7 mm Pilot Length, 1/4 in Mandrel Shank Diameter, 3-1/2 in Overall Length

• Shank of the mandrel is secured into the collet assembly or drill chuck of a rotary power tool
• Mandrel enables access to tight spaces with a cartridge roll
• Comes in various pilot diameters and lengths to fit different cartridge rolls

• Instruction/Installation Manual https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/3M_7100020064_Installation_Manual.pdf
• Catalog https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/Cubitron_II_7010363303_Catalog.pdf