We produce all kind of gauge to test the quality of LED lamp cap. The structure and relative waveform( Screw thread waveform)through the calculation and optimization of the computer.With CNC process, ,It reaches high accuracy and fine workmanship. The material is made of high hardness alloy with strong rust proof ability.
Tel
0571-88262181Address
No.11 LinGang Road, YuHang District,Hangzhou.
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