antenna spring used in router

1.ISO9001 certificated, high quality springs;
2.competitive prices;
3. fast delivery;
4.personlized service;
5.OEM supply.
Specification:

1. material:copper;
2. wire diameter (d):1.0mm;
3. outside diameter(De):2.5mm;
4. free length(Lo):10mm;
5. working length:8mm;
6. solid length:4mm;
7. total coils: 8.25T.
8. end treatment:closed and ground.
9. Spring rate:1.03 N/mm.
10
. working load:2.07 N;
11. compressed load:6.2 N

If you have any inquiry for spring, please send us your drawing or just give below necessary information to us

1.quantity you need
2.material:
3.wire diameter (d):
4.outside diameter(De):
5.free length(Lo):
6.total coils:
7.dead coils:
8.end treatment:
9.surface treatment:
10.other requirement:

Please be sure to supplu enough information for us to be able to respond to your request:
1.your name:
2.your company name:
3.email