
Doosan Hydraulic Breaker Top Type Hammer Jackhammer Excavator Attachments. Korea Made Cylinder: Features high-quality Korea-made cylinder for superior performance and durability. Adjustable Impact Force: Adjust flow from excavator to customize impact force and beat frequency for different situations. Wear Resistant Steel: Constructed with high-quality heavy duty wear resistant steel and advanced heat treatment technology. NOK Oil Seal: Equipped with NOK oil seals designed for extended durability and low noise operation. Full-Closed Housing: Strong impact system with full-closed housing to protect the main body and increase stability. OEM and Customization: OEM available with flexible customization options including color, delivery, and design. 1-Year Warranty: Comprehensive 1-year warranty coverage with online after-sales service support. Fast Delivery: Quick delivery within 3 days after placing an order for urgent project needs.