Merit Abrasives 08834180116 Cartridge Roll Mandrel

Product Description

The MERIT ABRASIVES 08834180116 is a cartridge roll mandrel designed to hold abrasive cartridge rolls during grinding, deburring, and finishing operations. The mandrel features a 0.125-inch pilot diameter with a 0.75-inch pilot length, and a 0.25-inch shank diameter with a 4-inch shank length. Overall length measures 5.25 inches. It mounts in a rotary tool, die grinder, or drill press to drive cartridge rolls in precision finishing work on metal, composite, and similar materials. Metalworkers, fabricators, and trade maintenance technicians are the primary users of this tooling accessory.

This mandrel is suited for use in metal fabrication shops, maintenance facilities, and industrial finishing applications where cartridge rolls are required for bore work, slot finishing, or contour blending. Its 0.25-inch shank seats in standard die grinder collets and compatible rotary tool chucks. The 0.125-inch pilot accepts standard small-bore cartridge rolls commonly used for detail and precision finishing work.

Key Features

• 0.125-inch pilot diameter with 0.75-inch pilot length for secure cartridge roll retention
• 0.25-inch shank diameter fits standard die grinder collets and rotary tool chucks
• 4-inch shank length provides extended reach for deep bore and slot applications
• 5.25-inch overall length suits a range of grinding and finishing setups
• Sold as a single unit with no minimum order quantity beyond one piece

Compatibility

Designed for use with standard small-bore abrasive cartridge rolls requiring a 0.125-inch pilot, and compatible with die grinders and rotary tools accepting a 0.25-inch shank collet.

Installation Notes

Installation is performed by metalworkers or maintenance technicians using a standard die grinder or rotary tool with a matching collet size. Power down and disconnect the tool from its power source before mounting or removing the mandrel. Ensure the shank is fully seated and the collet nut is properly tightened before operating. Follow the tool manufacturer's recommended RPM rating and do not exceed the rated speed for the abrasive cartridge roll in use.