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For mounting on threaded shafts, these rubber expanding drums have a matching internal threaded bore. For mounting on smooth round shafts, these drums have two socket set screws. Ideal for motors, grinders, flex shafts & bench mandrels. Rubber expansion is controlled by tightening/loosening the hex nut.
Shaft Mount Rubber Expansion Sanding Drum
Unit of Measure
1 

Item #

Fits Shaft

Thread Type

Drum Dia.

Drum Width

SD-048016-08MD N/A 1/2 in N/A Right Hand N/A 3 in N/A 1 in
SD-048032-08MD N/A 1/2 in N/A Right Hand N/A 3 in N/A 2 in
SD-048048-08MD N/A 1/2 in N/A N/A 3 in N/A 3 in
SD-048048-10MD N/A 5/8 in N/A N/A 3 in N/A 3 in
SD-048048-12MD N/A 3/4 in N/A N/A 3 in N/A 3 in
Unit of Measure
1