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Australian Forestry Equipment

Brand vs brand

OMEF vs TMK

Which excavator tree-shear range better fits vegetation and farm-forestry work?

Australian buyer comparisonReviewed 19 September 2026

Short answer

The commercial verdict

OMEF offers a broader shear range and adjacent attachments through Randalls; TMK is a focused alternative in the common mid-size excavator class. Hardwood capacity, attachment mass and carrier flow settle the choice.

Side by side

What actually separates them

DecisionOMEFTMKWhat decides it
RangeBI300, BI500 and BI600 plus related attachmentsFocused tree-shear familyChoose the smallest attachment that sustains the required stem class.
System supplyRandalls can pair shears with other forestry attachmentsSpecialist shear propositionA broad supplier relationship only matters if the fleet uses it.
Carrier fitModels across compact to heavy excavatorsStrong relevance to 6–20 t excavatorsUse lift chart, auxiliary flow and return-pressure checks.

Buyer fit

Choose for the work, not the logo

Choose OMEF when

  • Several carrier classes or adjacent attachment duties need coverage
  • Randalls provides the stronger support route
  • A specific Big Inch size tightly matches the carrier and stems

Choose TMK when

  • A focused medium-carrier shear is all the operation needs
  • The TMK's separate hardwood capacity suits the material
  • The TMK package wins the witnessed cycle-time and support comparison

Due diligence

Open the full brand profiles

Attachment manufacturer

OMEF

A broad attachment range covering most excavator-based forestry and vegetation tasks from 1.5-tonne mini excavators through to 35-tonne carriers. Distributed in Australia by Randalls.

Attachment manufacturer

TMK

Excavator tree shears in the medium-commercial class, typically suiting 6-20 tonne carriers with published hardwood and softwood capacities quoted separately.

Australian channel

Supplier profiles connected to this comparison

Randalls Equipment Company

Multi-brand Australian forestry specialist combining imported machines and attachments with locally manufactured rotating log grapples.

Machine context

Compare the relevant equipment classes

Tree shears

Turns an ordinary excavator into a controlled tree-cutting machine — the fastest-growing attachment category.