日本JPG,日本SHS,JPG螺纹规,JPG螺纹塞规,JPG螺纹环规,JPG环规,JPG牙规,SHS螺纹塞规,SHS螺纹环规,SHS牙规,SHS环规,日标螺纹塞规,日标螺纹环规,日标牙规,
日标环规,螺纹通止规,螺纹极限规,GPNP螺纹塞规,GPIP螺纹塞规,GPWP螺纹塞规,GRNR螺纹环规,GRIR螺纹环规,GRWR螺纹环规,GPNP 6H,GPIP Ⅱ,GPWP Ⅱ,
GRNR 6g,GRIR Ⅱ,GRWR Ⅱ,JIS螺纹塞规,JIS螺纹环规,JIS牙规,日本牙规,日本环规,
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,PF1 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,PF1 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,