Keterangan
Spiral spring with thickness from 0.10 to1.5mm and wideth from 2 to 40mm
Power spring with thickness from 0.10 to 2mm and wideth from 2 to 80mm.
Prestressed power spring with thickness from 0.10 to 0.6mm and wideth from 2 to 40mm.
Constant force spring with thickness from 0.1 to 1.5mm and wideth from 2 to 80mm.