Our company ptoduce the HB30G Diaphragm Breaker Hammer NBR Seals deliver industrial-grade durability with premium nitrile rubber (NBR) construction, engineered to withstand extreme conditions (-40°C to 120°C) and over 25,000 high-impact cycles in demolition, mining, and quarrying equipment. Its reinforced diaphragm design ensures zero hydraulic fluid leakage under 300+ bar pulsating pressure, while precise HB30G model compatibility reduces downtime by 60% compared to generic seals. Ideal for hydraulic breakers and pile drivers, these seals combine oil/abrasion resistance with vibration-proof performance for heavy-duty applications.If you want to get more information ,you can click the website :https://www.hydsealkit.com/