156M美国施泰力159系列螺距规通用量规156/159系列螺距规产品编号数量测量范围螺距（mm）156M280.25-2.50mm0.25,0.30,0.35,0.40,0.45,0.50, 0.55,0.60,0.65,0.70,0.75,080, 0.85,0.90,1,1.10,1.20,1.25, 1.30,1.40,1.50,1.60,1.70,1.75, 1.80,1.90,2,2.5产品编号数量测量范围螺距（mm）159M280.5-11.5mm0.5,0.75,1,1.10,1.25,1.50, 1.75,2,2.50,3,3.50,4, 4.50,5,5.50,6,6.50,7, 7.50,8,8.50,9,9.50,10,10.50, 11,11.50