GC Hammer

H120 GC S

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Cat® H120 GC S hammers are designed for durability in rock breaking and concrete demolition. With powerful hydraulics and quick access to maintenance areas, Cat H120 GC S hammers help increase overall productivity and reduce maintenance costs. Cat H120 GC S hammers are a versatile solution for many applications, including road construction, trenching, and demolition.

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The image displayed is representative and may not reflect the exact specifications.


Blows per Minute 400 to 800
Minimum Operating Weight 3849lb
Rated Flow - Minimum 33gal/min
Rated Flow - Maximum 40gal/min
Minimum Operating Pressure 2320psi
Maximum Operating Pressure 2610psi
Tool Shaft Diameter 5.3in
Minimum Carrier Weight 39683lb
Maximum Carrier Weight 55115lb

Standard Equipment

Optional Equipment