3m 3G-OTH-532030 — Technical Specifications

Name: 3m 3G-OTH-532030 3M Expanding Drum: 1 in Dia x 1 in W, 1/4 in Straight-Shank (MPN 45139). Key specifications — Product Type: Expander Drum; Brand: 3M; Expanding Type: Unslotted; Manufacturer Part Number: 45139.
Brand: 3m

The 3M Expanding Drum (MPN 45139) is an unslotted expander drum for spiral bands, featuring a 1 in diameter by 1 in width and a 1/4 in straight-shank design. This industrial abrasive accessory is engineered for mounting spiral bands to support sanding and finishing operations.

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Technical Specifications

Parameter	Value
Brand	3M
Product Type	Expander Drum
Expanding Type	Unslotted
Straight-Shank	1/4 in
Manufacturer Part Number	45139