22/05/2026
βοΈ Massive NPK GH40 stripped, fully inspected and rebuilt at Hammer Tech NI βοΈ
Both top and bottom bushes were completely burnt out and replaced, with the new bushes frozen in using liquid nitrogen for correct fitment and installation.
To put the scale of this breaker into perspective:
βοΈ Over 8 ton operating weight
βοΈ 500kg chisel alone
βοΈ Massive 204mm tool diameter
GH40 Specs: β’ Carrier weight: 80β120 ton excavators
β’ Operating weight: approx 8,350kg
β’ Tool diameter: 204mm
β’ Operating pressure: 230β260 bar
β’ Oil flow: 500β700 L/min
At Hammer Tech NI we specialise in full rock breaker rebuilds, diagnostics, re-bushing, resealing, nitrogen charging and heavy attachment repairs with proper backup and support.
π Northern Ireland & ROI
βοΈ Premium Products. Proven Support.