These springs are manufactured from a super-elastic nickel titanium that is designed to open and close spaces with consistent and predictable results.
Nitanium coil springs have an exclusive perpendicular loop design which is easy to engage and remove.

Item code: OR100-622
Description: 200 grams of force
.010 x 030 – 9mm closing spings (6 per pack)
Manufacturer: Ortho

Item code: OR100-623
Description: 200 grams of force
.010 x 030 – 12mm closing spings (6 per pack)
Manufacturer: Ortho