① Carbon steel material, pure copper fittings, comfortable to the touch, exquisite appearance.

② The head of the plan has undergone heat treatment, Higher hardness.

② Used by fitters in marking work to draw arcs, circles, and equal angles

Divide lines and measure dimensions.

③ It is a basic tool for determining the center position of the axis and drawing parallel lines.

④ Can be used for leather marking operations.

⑤ Equipped with a spring locking device, it provides more accurate positioning than ordinary scratch gauges and is suitable for use

More convenient.

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