Our Compression Springs are manufactured to Japanese Standard JIS B 5012.
- SF – Yellow, Lightest Load Spring JIS B 5012 Japanese Standard
- SFR – Yellow, Lightest Load Spring JIS B 5012 Japanese Standard
- SL – Blue, Light Load Spring JIS B 5012 Japanese Standard
- SLR – Blue, Light Load Spring JIS B 5012 Japanese Standard
- SM – Red, Medium Load Spring JIS B 5012 Japanese Standard
- SH – Heavy Load Die Spring JIS B 5012 Japanese Standard
- SB – Super Load Spring JIS B 5012 Japanese Standard
- L – Round Wire Die Spring JIS B5012, Unpainted, Anti Rust
- SR – Ivory Colour Plastic Mould Coil Spring For Mould Return Pin
- DELTA TONE 9000 Protective Zinc Flake Coating for Springs