Rock Hammer, 8 ton – 12 ton Excavator

The hydraulic rock hammer is built for heavy-duty breaking tasks in large-scale excavation and demolition. Designed for Chinese mini excavators and compatible models from 8–12 ton, this attachment includes all components needed for immediate setup and operation.

Key Specifications

• Weight: 1000 lbs
• Hydraulic flow: 50–90 L/min
• Working pressure: 1600–2300 PSI
• Blow rate: 500–800 BPM
• Hammer bits: 2 × 75 mm

Applications

A durable mini excavator attachment ideal for breaking bedrock, trenching in hard ground, and demolishing thick concrete. The high-impact design ensures reliable performance in quarry, infrastructure, and commercial construction environments.

Durability

Forged from high-grade alloy steel with reinforced housing and wear-protected bushings to withstand continuous heavy impacts. Includes nitrogen bottle, regulator, hoses, and tools for full field serviceability.

Compatibility

Fits a range of mini excavator models across two size classes:

For 8 ton models:

• John Deere 50–60 wedge (WBM 80)
• Sany 50–60 wedge (WBM 80)
• Hitachi 50–60 wedge (WBM 80)
• Kubota 80 wedge
• Caterpillar 307–308 pins
• Yanmar 70–100 pins

For 10–12 ton models:

• WBM 120
• CWS 120
• Caterpillar 311–312 (65 mm pins)