Spare parts to all kind of machines with years of experience

Auraosa Oy supplies and manufactures pins, plain bearings, and hardened axles for different kinds of excavations and earthwork machinery with years of experience. Our customers include earthwork companies, machine repairing workshops, and manufacturers. We manufacture our pins according to our customer’s needs and provide a wide selection of different kinds of spare parts for booms and boom spare parts for earthworks machinery.

We are located in Aura, near Turku, Finland.

We comply with the general conditions of selling steel and metal by the steel producers and technical trade association.

Get in touch with us and ask more - we will get back to you quickly.


We offer and manufacture pins to all the most common earthwork machinery, also according to your needs. Both single parts or larger bulk orders.

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Plain bearings

Our stock consists hundreds of plain bearings from 20 mm up to 160 mm. Fast deliveries.

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Hardened axles

Hardened axles according to your measurements straight from our warehouse. Available also chromed.

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Spare parts

We supply bucket link rods, link arms, dog bones, H links, and other spare parts for booms. Spare parts e.g for Volvo, Hitachi and Komatsu.

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