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H1

Tapping tripod mounting screw

【英】困ったときの知恵袋詳細
Cutting Taps Special Threads Standard (Screw Threads, Center Holes)
I received an order for camera components.
In the drawing there was an internal thread statement "Tripod mounting screw 1/4-20".
Is this a special internal screw? What kind of tap should I use?
A 1/4-20 Tripod mounting screw is a Camera tripod installation screw as stipulated
in the JIS B 7103 standard. This thread is considered to be a special internal thread with
standard specifications so you will need a special tripod tap to process the component.
YAMAWA has a tripod hand tap,

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