型***螺栓規格工作扭力***大扭力***負荷耗***量全長入***接***重量噪音值轉速mmNmft-lbNmft-lbrpml/mincfmmminchP.TKglbdB(A)OP-310DB3M1212086300221800019872007.871/41.182.696OP-310DB4M1212086300221800019872007.871/41.182.696)