Description
Hard material: the spring compass is made of 45 # steel material and the two feet are quenched.
Basic tool made of leather craftsmanship: This is the basic tool that determines the centre position of the hole and axis and draws parallel lines.
Easy to use: with the spring lock, it is more accurate than the normal marking, easy to use and easy to use.
Widely used: with the spring compass, arcs and circles, halving angles, halving segments can be drawn and dimensions measured in the work of the fitter.
Compact structure: professional and practical design with beautiful appearance, easy to carry and use.






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