... 23mm,27mm,31mm, 36mm,41mm,47mm,53mm,63mm1.Three colors of QTD51:2.The detailed pictures of QTD51:3.The dies ... oil can be 70% of tank .6.3 Every six month should change the hydraulic oil ,the fist change ... at two month later.6.4 Every six month should check the pressure gauge.6.5 Out ... to contact me. CHINA MANUFACTURE 2012 new products 1/2"-2" up to 6 wire hydrauic hose crimping machine/hose ...