Machine multiple security design, quality and service can be effectively protected. Note hole spiral seal, good sealing performance, easy to assemble, easy to use. Sichuan using adjustable valve 300 tons jacks and chassis through increased thickening applicable to various harsh ground, so that security is guaranteed. The main models QL Series: QL3.2T jack screw jack 300 tons, QL5T screw jack, QL8T screw jack, QL10T screw jack, QL16T screw jack, QL20T screw jack, QL25T screw jack, QL32T screw jack, QL50T screw jack, QL100T screw jack, QL200T .QLD jack screw jack screw jack Shandong 300 tons, 10QLD screw jack, 16QLD screw jack, 20QLD32 screw jack. 300 t jack single port, 300 tons jacks, Texas aerospace hydraulic provided by Dezhou City aerospace hydraulic machinery plant. Dezhou City aerospace hydraulic machinery plant (www.sdhtyeya.com) strong, credible, in Dezhou hydraulic equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead the Texas Aerospace Hydraulic and you hand into the brilliant, for a better future!