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Jas P Wilson > New Products > Keto 51 Eco Supreme Timber Harvesting Head

Keto 51 Eco Supreme Timber Harvesting Head



489 kg Weight
37 cm Max Cut Diameter
8 t recommended base machine size
Excavators modifications available
Forestry guarding available

This Timber Harvesting Head allows for efficient contract thinning. Each operation has been taken into consideration in the structure of the head: grabbing the tree, sawing, starting the feed, accurate positioning for sawing and clean delimbing. The head has a fixed roller system, which means that there are fewer wearing parts and that the saw is always in a straight position.


  • Height in felling position1530 mm
  • Height in processing position1600 mm
  • Width in open position1000 mm
  • Width in closed position790 mm
  • Length in processing position1150 mm
  • Depth in felling position790 mm
  • Weight489 kg
  • Felling diameter370 mm
  • Delimbing diameter320 mm
  • Delimbing knives 3
  • Maximum working pressure250 bar
  • Recommended pump capacity190 l/min
  • Saw bar length18″
  • Feeder typeTelaketju
  • Feed force18 kN
  • Maximum tree weight700 kg
  • Maximum feed speed4 m/s
  • Engine power of base machine60 kW

Quality harvesting heads made in Finland

KETO harvester heads are manufactured by experienced staff with the latest technology in Finland. More than 30 years of active product development and user feedback show in all KETO harvester heads as optimal efficiency and reliability.
Their well respected harvester heads, including their feed roller drive, frame structure and hydraulic system are protected by dozens of international patents.
As well as popularity across the Nordic countries, KETO harvester heads have established a strong foothold in Australia, Canada, Germany, UK, Japan, New Zealand, USA and Spain.

Fit this to a Forestry Guarded Harvadig Excavator

The HarvaDig Forestry Excavator system is an excavator based solution, converting standard excavators into forestry harvesting machines, whilst keeping their potential for other more typical plant tasks. Optional implements include Harvesting heads (SP Heads or Keto Heads available), mulchers and stump grinders (FAE available), buckets, Tree Shears (JAK available) timber grapples (Botex available), cone splitters (Lasco available), post knockers, winches, brash rakes… the list is endless.

Advanced Service Commitment

We have a national network of Regional Service Engineers in well stocked service vans to ensure you get the most from your machinery.
Our fully trained Engineers can carry out a wide range of services from warranty/breakdown support, annual servicing, training and testing to suit your needs.
Learn more about Service & Maintenance

Contact our product specialist Kris Wilson directly
01556 612 233
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