1. R.L. Schmitt Company, Inc.进口陶瓷塞规、陶瓷环规
2. Adam Ruppel Asbach GmbH 德国螺纹规
3. Atlas thread gage美标可调式螺纹量规
4. Deltronic美国进口光学投影仪
5. Gage Assembly 进口螺纹规、美国Gage Assembly可调式螺纹环规
6. Glastonbury Southern Gage 美国GSG量规,NPSF螺纹规
7. Hemco gages镀铬进口螺纹规
8. Johs. Boss GmbH & Co. KG 德国JBO螺纹规
9. Lehren- und Meßgerätewerk Schmalkalden GmbH 德国LMW螺纹规
10. PMC lone star石油螺纹规
11. Thread Check Inc.
12. Threadmaster英国进口螺纹规
13. Tru-Thread Gage/Tru-thread石油螺纹规、英国进口石油螺纹量规
14. Truthread Gauges & Tools Pvt.Ltd
15. Vermont gage、美国vermont Gage、佛蒙特量规、vermont Gage量规、航空UNJ量规
16. Zodiacgauge英国惠氏进口螺纹规
17. Pennoyer-Dodge Company
18. Mercury Tool & Gauge Limited
19. Michigan Spline Gage Co.美国花键量规
20. Reska Spline Gage Inc.
21.Eagle Spline Gage, Inc.
22.Sun-Tec Corporation硬度块、进口硬度计、进口便携式洛氏硬度计
23.Rex Gauge Company, Inc.橡胶硬度计、进口邵氏硬度计
24. B. C. Ames Inc.
25.Ames Hardness testers
26.Southwest Calibration Service可调量规计量校准服务、
27.National Institute of Standards and Technology 美国NIST冲击试块、进口标准试块
28.ALAMO GAGE INC鲁尔塞规、鲁尔环规
29.Bal-tec进口测球、进口球规、进口测量球
30.Barcor.Inc进口小孔量规、进口锪孔量规
31.Brunswick Instrument LLC
32.COMTORGAGE CORPORATION
33.Danco Industries Pte Ltd
34.Deterco
35.Dietert Sand Testing Equipment
36.Dip Seal Plastics
37.Dorsey Metrology International,卡规,snap卡规
38.Dyer Company
39.Easygauge
40.G.A.L.GAGE CO,焊接量规,焊接密封圈
41.Gage Crib Worldwide Inc
42.Gagemaker LP,螺纹量仪,石油螺纹单项仪,螺纹测量台
43.Gaging.com LLC
44.HigherPrecision.com, LLC
45.McCord and Company,精密球规
46.Minitaps,钟表类螺纹量规,螺纹刀具
47.Mueller gage,沟槽量仪,航空沟槽量仪
48.Ottawagage
49.Precision Gage & Tool Co.
50.R & K Tool Sales, Inc
51.Rubert & Co 粗糙度样板,进口粗糙度比对样板
52.S-T Industries, Inc
53.Swiss Precision Instruments, Inc. SPI量具,美国进口SPI量规
54.TAC Rockford | Transatlantic Connection, Inc.
55.United States Ball Corporation 高精度钢球、测球
56.Universalpunch 美国环球梅花通止规、梅花深度规
57.美国WESTport Corporation,硬度块、硬度计
58.Precision JO-PLUGS定位柱
59.Wrentham Tool Group LLC梅花塞规、六角通止规、医疗量规等
60.日本测范社sokuhansha螺纹规、JPG螺纹牙规、JPG螺纹牙塞规、进口JPG螺纹规