Which Tap can BSF internal thread pro...
BSF stands for F in BS (UK). It corresponds to the fine line of W (thread angle 55°). Please note that it cannot be shared with a unified thread angle of 6... 詳細表示
What is the revision of the JIS stand...
It refers to the introduction of ISO tolerance classes in 1973. Under the former JIS, Japan used its own classification system consisting of first, second, ... 詳細表示
What is an RC screw? It is a thread commonly called a tapered thread for JIS (ISO) pipes, and it is a ttapered thread for pressure‑tight sealing. （JIS B 020... 詳細表示
DLC‑Coated Screw Limit Gauge (DLC‑LG)
Class 2 (Former JIS) M2×0.4~M12×1.75 33 items JIS (ISO Class) 6H M2×0.4~M12×1.75 22 items Improvements When inspecting threads with a gauge, micro... 詳細表示
Gauge engagement between GP and GR
You must not check the engagement between the GP go plug gauge and the GR go ring gauge when inspecting gauge wear. In the first place, a special wear inspe... 詳細表示
PT Thread Taper Angle – What is the s...
PT threads have a taper of 1/16, which corresponds to an included angle of 3°34′47″. The slope angle on one side is half of that taper (0.5/16), which is 1°... 詳細表示
The plug gauge for the camera tripod screw is a special work. Separately, please request a quotation from OSG's sales through a trading company. 詳細表示
Actual size of master ring gauges
The actual size is marked on the master ring gauge. Unless otherwise specified, the actual measured size is normally marked. 詳細表示
Gauges for Recessed Surfaces (Stepped...
A "gauge for drops" (recessed surface gauge) is designed for applications where the reference surface is recessed or counterbored. These are handled as speci... 詳細表示
I need a calibration certificate for ...
If the gauge is confirmed to be brand-new and ito is within three years from the inspection date stated on the inspection report, we can issue the certificat... 詳細表示
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