

●PROFESSIONAL thread gauges' manufacturer
●china api thread gages'supplier
●export gages'and measurements to worldwide
Sowant Precision Gage Co., Ltd. (SWTG) is a Chinese thread gauges factory, SWTG can offer produce special gages per UN thread gauges ASME B1.2/ ACME thread gauges ASME B1.5/ STUB ACME thread gauges ASME B1.8/ BUTTRESS thread gauges ASME B1.9 standard, GOST standard, ISO standard 1502, of course, SWTG can offer OEM thread gages per customer request. SWTG offer you API thread gages, API SPEC 5B.API SPEC 7-2 and special API thread gages. All our gages were produced by CNC thread grinding machine, lead time: 4 weeks.

2 1/8-8UN-2A ANSI thread ring gage |
1 1/8-12UN-2A ANSI thread ring gage |
5 1/2-12UN-2A ANSI thread ring gage |
0.828-10UNS-2B SPL |
8-8UN-2A ANSI thread ring gage |
3 3/8-12UN-2A ANSI thread ring gage |
2 7/8-6UN-2A Z 规 |
4 1/2-12UN-2A ANSI thread ring gage |
3.125-16UNJ-3A ANSI thread ring gage |
2.0625-12UNJS-3A ANSI thread ring gage |
2 3/8-12UN-2A ANSI thread ring gage |
3-12UN-3A ANSI thread ring gage |
1.5625-20UN-2A ANSI thread ring gage |
2 13/16-12UN-2A ANSI thread ring gage |
4 1/4-12UN-2A ANSI thread ring gage |
1 3/8-28UN-2A ANSI thread ring gage |
1 3/4-16UN-2A ANSI thread ring gage |
1.4970×28 UNS-3A ANSI thread ring gage |
3.750-16 UNJ 3B |
1.4375-16 UNJ 3A ANSI thread ring gage |
1.125-20UNJS-3A ANSI thread ring gage |
1.125-20UNJF-3A ANSI thread ring gage |
2.125-16UNJ 3A ANSI thread ring gage |
2 1/4-12UNC 2A ANSI thread ring gage |
4-12UN 2A ANSI thread ring gage |
3.625-12UN-2A ANSI thread ring gage |
1 1/2-8UN-2A ANSI thread ring gage |
7 1/4-8UN-2B |
1.0625-12UNJ-3B |
1.625-18UNJEF-3B |
1.625-18UNJEF-3B |
2.625-12UN-2A ANSI thread ring gage |
3 7/8-8UN-2A ANSI thread ring gage |
5 3/4-12UN-2A ANSI thread ring gage |
4-8UN-2A ANSI thread ring gage |
1 9/16-10UN 2A ANSI thread ring gage |
2.000-12UN 2A ANSI thread ring gage |
2.000-12UN 1B |
7.375-16UNS 3A ANSI thread ring gage |
7.625-12UNS 2A ANSI thread ring gage |
1.250-16UN 3A ANSI thread ring gage |
1.250-12UNF 2A ANSI thread ring gage |
1.3125-18UNJEF 3A ANSI thread ring gage |
2.250-16UN 3A ANSI thread ring gage |
0.8195-24UNS 2B |
1 3/4-20UN 2A ANSI thread ring gage |
1.3125-18UNJEF 3A ANSI thread ring gage |
2.250-16UN 2A ANSI thread ring gage |
5.25-16UN 2A ANSI thread ring gage |
5.500-8UN 2A ANSI thread ring gage |
4.750-16UN 2A ANSI thread ring gage |
1.625-16UN 2A ANSI thread ring gage |
3.125-16UNS 2B |
2.250-16UNS 2B |
5.250-16UNS 2B |
6.000-16UNS 2B |
4.000-16UNS 2B |
3.375-16UNS 2B |
1 1/4-8UN 2A GO |
3 3/8-12UN 2A ANSI thread ring gage |
4.000-16UN 2A ANSI thread ring gage |
5.750-12UN 2A ANSI thread ring gage |
3.375-16UN 3A ANSI thread ring gage |
3.750-12UN 2A ANSI thread ring gage |
3.125-16UN 3A ANSI thread ring gage |
3.375-12UN 2A ANSI thread ring gage |
4.250-12UN 2A ANSI thread ring gage |
4.000-16UN 3A ANSI thread ring gage |
1.875-16UN 3A ANSI thread ring gage |
2.125-12UN 2A ANSI thread ring gage |
2.750-16UN 3A ANSI thread ring gage |
1.500-16UN 3A ANSI thread ring gage |

M105×3.0-6g ISO metric thread ring gage |
M56× 2.0-6g ISO metric thread ring gage |
M58 × 1.5-6g ISO metric thread ring gage |
M59 × 1.5-6g ISO metric thread ring gage |
M60 × 2.0-6g ISO metric thread ring gage |
M63 × 1.5-6g ISO metric thread ring gage |
M64 × 2.5-6g ISO metric thread ring gage |
M53 × 2.0-6g ISO metric thread ring gage |
M50 × 1.5-6g ISO metric thread ring gage |
M49 × 1.5-6g ISO metric thread ring gage |
M48 × 2.0-6g ISO metric thread ring gage |
M43 × 1.75-6g ISO metric thread ring gage |
M43 × 1.5-6g ISO metric thread ring gage |
M35 × 2.0-6g ISO metric thread ring gage |
M34 × 1.5-6g ISO metric thread ring gage |
M33 × 1.5-6g ISO metric thread ring gage |
M100×3.0-6g ISO metric thread ring gage |
M 68 × 2 6H |
M 70 × 2 6H |
M 52 × 1.5 6H |
M 80 × 2 6H |
M 58 × 3 6H |
M 69 × 2 6H |
M 73 × 2 6H |
M 66 × 2 6H |
M 59 × 1.5 6H |
M 35 × 2 6H |
M 21 × 1.5 6H |
M 74 × 1.5 6H |
M 57 × 2 6H |
M 46 × 2 6H |
M 75 × 1.5 6H |
M 74 × 2 6H |
M90×1.5-6g |
MJ 14×2.0-5H |
M69×1.5-6H |
M68×2-6H |
M69×1.5-6g ISO metric thread ring gage |
M68×2-6g ISO metric thread ring gage |
M27×2-6h ISO metric thread ring gage |
M33×2-6h ISO metric thread ring gage |
M20×2.5-6H |
M8×1-6H |
M34×1.5-6g ISO metric thread ring gage |
M33×1.5-6g ISO metric thread ring gage |
M76×2-6H |
M76×2-6g ISO metric thread ring gage |
M56×2-6H |
M56×2-6g ISO metric thread ring gage |
M120×4-6H |
M120×4-6g ISO metric thread ring gage |
M120×2-6H |
M120×2-6g ISO metric thread ring gage |
M138×4-6g ISO metric thread ring gage |
М52×1,5 8g Go ISO metric thread ring gage |
М52×1,5 8g NoGo |
М52×1,5 8g ( TT/TZ/ZT/ZZ/TS/ZS) |
М72×2 6g Go |
М72×2 6g NoGo |
М72×2 6g ( TT/TZ/ZT/ZZ/TS/ZS) |
М44×1-6g Go |
М44×1-6g NoGo |
M33×1 7H Go |
M33×1 7H NoGo |
M48×1 7H Go |
M48×1 7H NoGo |
М56×4 8g Go |
М56×4 8g NoGo |
М56×4 8g ( TT/TZ/ZT/ZZ/TS/ZS) |
M56×4 7H Go&NoGo |
М80×4 8g Go |
М80×4 8g NoGo |
М80×4 8g ( TT/TZ/ZT/ZZ/TS/ZS) |
М80×4 7Н Go |
М80×4 7Н NoGo |
М80×6 8g Go |
М80×6 8g NoGo |
М80×6 8g ( TT/TZ/ZT/ZZ/TS/ZS) |
М80×6 7Н Go |
М80×6 Н NoGo |
М52×4 6g Go |
М52×4 6g NoGo |
М52×4 6g ( TT/TZ/ZT/ZZ/TS/ZS) |
M52×4 6H Go&NoGo |
М110×4 6g Go |
М110×4 6g NoGo |
М110×4 6g ( TT/TZ/ZT/ZZ/TS/ZS) |
М110×4 6Н Go |
М110×4 6Н NoGo |
М58×4 6g Go |
М58×4 6g NoGo |
М58×4 6g ( TT/TZ/ZT/ZZ/TS/ZS) |
M58×4 6H Go&NoGo |
М48×4 6g Go |
М48×4 6g NoGo |
М48×4 6g ( TT/TZ/ZT/ZZ/TS/ZS) |
48×4 6H Go&NoGo |
М72×4 6g Go |
М72×4 6g NoGo |
М72×4 6g ( TT/TZ/ZT/ZZ/TS/ZS) |
М72×4 6Н Go |
М72×4 6Н NoGo |
M44×1-6H Go |
M44×1-6H NoGo |
M103×1.5-6g |
M455×3.0-6g |
M240×2.0-6H |
M240×2.0-6g |
M115×2.0-6g |
M34X0.5-4h |
M34X0.5-5H |
M53X0.5-4h |
M53X0.5-6H |
M57X0.5-6h |
M57X0.5-6G |
M73X1-6h |
M73X1-6G |
M27.92X1 HE |
M27.92X1 p-np |
M27.92X1 n-np |
M27.92X1 y-np |
M27.92X1 K-N |
M27.92X1 Y-HE |
M27.92X1 KN-HE |
M75X2-6g |
M42X1.5-8H |
M85x2-6g |
M85x2-6H |
M106x2-6g |
M106x2-6H |
M115x1.5-6g |
M115x1.5-6H |
M54x1 GO |
M54x1 NOGO |
M54x1 y-np |
M54x1 k-np |
M54x1 k-n |
M54x1 K-N |
M54x1 Y-HE |
M54x1 K-HE |
M54x1 KN-HE |
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LTD. All rights reserved , Thread Gages Manufacture, Acme Thread Gauges, API Thread Gages, Stub Acme Thread Ring gage,SWTG Thread Gauge,Ceramic Pin Gage,Tr Thread Ring