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Biojack

Finnish maker of excavator grapples, tree shears and harvester heads for forestry and energy-wood work

Perniö, FinlandFounded 2010biojack.fiWebsite technologies

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Highlights

  • New on EvolcAdded 2026-10-28

About Biojack

Biojack Oy makes excavator-mounted energy grapples with fixed or mobile knives, tree shears, saw grapples, combi grapples, harvester heads and extension booms. Its Mastergrapple series, in the MG260 and MG320 models, has a Hardox frame and grapple, and its knife can be detached in about a minute.

Products are sold through dealers. Customers are forestry and wood-handling operators who use excavators for thinning, cutting, bulk handling and loading. The manufacturer's warranty is one year, and since 2025 the company has offered two extra years of frame warranty on all specified grapples.

The company was founded in 2010 and is based in Perniö, Finland. It is due to exhibit at the Forestry and Environmental Machinery Exhibition in Wakayama, Japan, on 8–9 November 2026, together with Tokumitsu Machinery and Tonichi Kosan.

Product: Excavator grapples with fixed or mobile knives, tree shears, saw grapples, combi grapples, harvester heads and extension booms.

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