324 types for both right- and left-handed windings. Torsion springs with an internal diameter of 3 to 18.
[Features]
· The same internal diameter can be selected with multiple wire diameters, so different strengths can be confirmed.
· Springs that use torsional moment (torque) around the coil axis.
[Applications]
· Lids for household mailboxes, etc.
· Can also be used for clips, etc.