EISEN,日本艾森,日本爱森,日本EISEN,公制螺纹规,公制螺纹塞规,公制螺纹环规,美制螺纹规,美制螺纹塞规,美制螺纹环规，
UNC螺纹规,UN螺纹规,UNE螺纹规,统一螺纹规,英制螺纹规,英制螺纹塞规,英制螺纹环规,G螺纹规,G螺纹塞规,G螺纹环规,
圆柱管螺纹规,管螺纹塞规,管螺纹环规,日标螺纹规,PF螺纹规,PF螺纹塞规,PF螺纹环规,圆锥管螺纹规,锥管螺纹塞规,
锥管螺纹环规,Rc螺纹规,Rc螺纹塞规,Rc螺纹环规,螺纹通止规,牙规,检规,环牙规,钨钢螺纹规,钨钢螺纹塞规,钨钢螺纹环规,
钨钢螺纹通止规,陶瓷螺纹规,陶瓷螺纹塞规,陶瓷螺纹环规,硬质合金螺纹规,硬质合金螺纹塞规,硬质合金螺纹环规,螺纹针规,
螺纹定位规,螺纹位置规,螺丝测量规,
PF1/8*28-GRIRA,PF1/8*28-GRWRA,PF1/8*28-GRNRA,PF1/4*19-GRIRA,PF1/4*19-GRWRA,PF1/4*19-GRNRA,PF3/8*19,PF3/8*19-GRWRA,PF3/8*19-GRNRA,
PF1/2*14-GRIRA,PF1/2*14-GRWRA,PF1/2*14-GRNRA,PF5/8*14-GRIRA,PF5/8-GRWRA,PF5/8*14-GRNRA,PF3/4*14-GRIRA,PF3/4*14-GRWRA,PF3/4*14-GRNRA,
PF7/8*14-GRIRA,PF7/8*14-GRWRA,,PF7/8*14-GRNRA,PF1*11-GRIRA,,PF1*11-GRWRA,,PF1*11-GRNRA,P
F1 1/8*11-GRIRA,PF1 1/8*11-GRWRA,PF1 1/8*11-GRNRA,PF1 1/4*11-GRIRA,PF1 1/4*11-GRWRA,PF1 1/4*11-GRNRA,
PF1 1/2*11-GRIRA,PF1 1/2*11-GRWRA,PF1 1/2*11-GRNRA,PF1 3/4*11-GRIRA,PF1 3/4*11-GRWRA,PF1 3/4*11-GRNRA,PF2*11-GRIRA,PF2*11-GRWRA,PF2*11-GRNRA,
PF1/8*28-GRIRA,PF1/8*28-GRWRA,PF1/8*28-GRNRA,PF1/4*19-GRIRA,PF1/4*19-GRWRA,PF1/4*19-GRNRA,PF3/8*19,PF3/8*19-GRWRA,PF3/8*19-GRNRA,
PF1/2*14-GRIRA,PF1/2*14-GRWRA,PF1/2*14-GRNRA,PF5/8*14-GRIRA,PF5/8-GRWRA,PF5/8*14-GRNRA,PF3/4*14-GRIRA,PF3/4*14-GRWRA,PF3/4*14-GRNRA,
PF7/8*14-GRIRA,PF7/8*14-GRWRA,,PF7/8*14-GRNRA,PF1*11-GRIRA,,PF1*11-GRWRA,,PF1*11-GRNRA,P
F1 1/8*11-GRIRA,PF1 1/8*11-GRWRA,PF1 1/8*11-GRNRA,PF1 1/4*11-GRIRA,PF1 1/4*11-GRWRA,PF1 1/4*11-GRNRA,
PF1 1/2*11-GRIRA,PF1 1/2*11-GRWRA,PF1 1/2*11-GRNRA,PF1 3/4*11-GRIRA,PF1 3/4*11-GRWRA,PF1 3/4*11-GRNRA,PF2*11-GRIRA,PF2*11-GRWRA,PF2*11-GRNRA,