コマツ（小松製作所） PC 78 US

I. Factory Standard Equipment Standard Earthmoving Bucket: 0.11m³ Dual Auxiliary Breaker Hydraulic Piping: Main and secondary hydraulic circuits (standard) Front Dozer Blade (with float function) – 300mm Rubber Tracks II. Bucket Options Trenching Bucket (0.07–0.09m³): For cable trenching, yard slotting Small Rock Bucket (0.10m³): For hard soil, crushed stone Screening Bucket: For sifting sand/soil and construction waste III. Breaking & Demolition 53/55-Series Hydraulic Breaker (primary option – for breaking ground slabs, demolishing walls) IV. Material Handling Attachments Hydraulic Thumb (bucket + thumb integrated – for gripping rocks, pipes, tree roots) Small Rotating Log Grapple (for gripping branches, waste material) V. Special Attachments Hydraulic Quick Coupler: For fast switching between bucket/breaker/grapple Small Hydraulic Auger: For tree planting, small solar piling, foundation drilling Micro Vibratory Compactor: For trench edge and corner compaction

Komatsu PC78US‑8 is a 7‑8‑ton midi excavator with US ultra‑compact‑tail design, rear swing stays within track width to avoid collision in confined‑space sites. Powered by Komatsu SAA4D95LE‑5 engine and CLSS closed‑center load‑sensing hydraulic system. Widely used for municipal pipeline digging, garden renovation, building demolition, urban residential‑site work, river dredging and rural construction. Compact body suits narrow street operation. Large population of Japanese‑origin units overseas with high parts compatibility, ideal for urban construction and rental fleets.