日本JPG螺紋塞規(guī)產(chǎn)品規(guī)格：適應(yīng)用于玩具塑料工業(yè)，模具及五金制造業(yè)可作尺寸基準(zhǔn)又可作比較測(cè)量用。 螺紋 粗針腳齒距細(xì)針腳齒距M10.250.2 M1.1☆0.25☆0.2 M1.20.250.2 M1.40.30.2 M1.6☆0.35☆0.2 M1.7◎0.35●0.2 M1.8☆0.350.2 M20.40.25 M2.2☆0.45☆0.25 M2.3◎0.4●0.25 M2.5☆0.45☆0.35 M2.6◎0.45●0.35 M30.5 M3●0.60.35 M3.50.60.35 M4☆0.7 M4●0.750.5 M4.50.750.5 M5☆0.8 M5●0.90.5