3M Expanding Drum: 3/4 in Dia x 1 in W

A 3M expanding drum, such as the MPN 45145, is used with spiral bands for deburring, finishing, and polishing metal and plastic surfaces. It is common in aerospace, automotive, and general fabrication. 3G Electric supplies this and other industrial abrasives across 14 departments, with specialist depth in combustion, pumps, and controls.

The 3M expanding drum 45145 is an unslotted expander drum with a 3/4 in diameter, 1 in width, and a 1/4 in straight-shank. It is designed for spiral bands. 3G Electric sources genuine 3M parts for global delivery, handling logistics and customs as a curated industrial supplier.

3G Electric supplies the 3M expanding drum 45145 worldwide, handling full logistics and customs clearance. As a curated industrial distributor across 14 departments, we source genuine 3M parts and deliver to your facility. Contact us for availability and lead time.

To install a 3M expanding drum like the 45145, mount the 1/4 in straight-shank into a compatible rotary tool or die grinder. Slide the spiral band over the drum, then tighten the arbor nut to expand the drum and secure the band. Always follow the manufacturer's safety guidelines for speed and pressure.