多功能機(jī)械式拉力計(jì)：楚承生產(chǎn)的SHJX機(jī)械式拉力計(jì)在全國各大油田被廣泛采用，本款機(jī)械式拉力計(jì)用在較淺地層鉆井中可防止卡鉆及鉆頭損壞。在修井作業(yè)中通過拉力計(jì)把井下鉆柱懸重，上提被卡管柱時(shí)上提拉力在表盤上讀取