API Ring Gages

We are offering api thread plug gages, ring gages.
gauge specifications introduced
1, oil drill pipe joints gauge series api spec7-2-0068
1) digital connector series: nc16 --- nc77
2) within the flat connector series: 238if---658if
3) formal joint series: 112reg-858reg
4) intersecting eye connector series: 278fh-658 fh
5) intersecting eye connector series: 278fh-658 fh
6) h90 series: 31 h90-858h90
7) slh90 series: 238 slh90-312slh90
�£ï¿½ï¿½�£ï¿½ï¿½�£ï¿½ï¿½ 8) oh sw series: 278oh sw-412 oh sw
9) oh lw series: 4oh lw
10) pac series: 238pac-312 pac
11) sh series: 278sh-4sh
12) wo series: 238wo-312 wo
13) xh series: 278xh-312 xh
14) gost series: z161 - z189