coil sprimg
1. Material: 60Si2MnA/55CrSi
2. Wire diameter: 0.5-44mm
3. HRC: 44-56 degree
4. MOQ: 100 pcs for each item
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| coil sprimg | 1. Material: 60Si2MnA/55CrSi 2. Wire diameter: 0.5-44mm 3. HRC: 44-56 degree 4. MOQ: 100 pcs for each item |










