High Impact Silent Hydraulic Hammer for Construction Demolition Work. 18 Months Warranty: Comprehensive 18-month warranty for hydraulic breaker with cost-price spare parts support. Korean Quality Standard: Manufactured with Korean quality standards and detailed specifications for Korean/Japanese series. Premium Material Composition: Constructed with 20CrMo, 20Cr2Ni4, and 42CrMo for high hardness and deformation resistance. OEM and ODM Services: Full customization available including new appearance design and flexible customization options. 24/7 After-Sales Support: Round-the-clock technical support via email and phone with 24-hour response time during working days. High Precision Grinding: Precision grinding process ensures good concentricity and reduces piston scratch problems. Global Brand Seals: Equipped with NOK and Parker seal kits manufactured in Japan and America. 100% Quality Inspection: Every finished product undergoes visual and functional inspection before shipping.