Deko Corp provides regular rotary master gauges per API Spec 7-2 specification, available with sizes from 5 1/2 to 6 5/8 inches in diameter. We introduced international first-grade thread machining center and measuring equipment, with all working gauges manufactured and calibrated to API Spec 7-2 standard.
When ordering: Please specify the working gauge size (e.g., "working gauge:5 1/2 IF").
Size | Form of Thread Inspected | Pitch per 25.4mm | Taper | Form of Angle | Basic Pitch Dia |
---|---|---|---|---|---|
5 1/2 IF | V-0.065 | 6.350(4) | 1:6 | 60° | 157.201 |
6 5/8 IF | V-0.065 | 6.350(4) | 1:6 | 184.075 |
Full hole working gauges are primarily used in the petroleum, oil, and gas industry for API operation pressure applications.
Deko Corporation specializes in the development, manufacture, and marketing of KM brand precision measuring tools in China mainland.
Dial indicators, micrometers, calipers, bore gauges, height gauges, dial thickness gauges, depth gauges, bevel protractors, gauge blocks, levels, and more.
We support FOB, CFR, CIF, and EXW.
We accept T/T, L/C, D/A, D/P, PayPal, and Western Union.
Yes, OEM services are available.
All products come with one year warranty. For any defective accessories upon receipt, we will ship replacement parts or products. Our strict calibration and inspection processes ensure product quality.