... Select the high quality seals as main seal. Durable and steady character. Favorable price. ASOEM hydraulic & pneumatic seals have ... prefect performance, and widely apply to all kinds of construction ... Komatsu, Hitachi, Kato, Kobelco, Sumitomo, Daewoo, Hyundai and Volvo excavtors and Bulldozers. It gains the trust & confidence from the ...