Description

Built around the service demands of rock drilling machinery, the Expanding Shaft (OEM 3155 1772 80) provides an aftermarket replacement path for the feed and drill-carriage mechanism. The part provides a defined fastening or locating function, supporting secure assembly and controlled clearance at the joint.

The part supports cost-conscious maintenance strategies that require a reliable cross-reference option for professional drilling equipment. Controlled geometry supports dependable assembly at the joint and helps prevent excess movement that could accelerate wear of surrounding parts. Listed compatible equipment includes BOLTEC 235 and BOLTEC 235H. Verify the exact machine variant before installation or ordering.

Offered within Delkom’s aftermarket range for surface and underground drilling machinery, this part supports planned maintenance and international spare-parts supply. To confirm availability and fitment, reference Delkom 120 400 329 and OEM 3155 1772 80 when contacting the Delkom team.