| Size Range | M-2 to M-52 (I.D.) |
| Specifications followed | ISS / BSS / DIN / GOST / JIS / ASTM |
| Raw Material Offered | High Carbon Spring Steel, Stainless Steel, Phosphor Bronze, Alloy Steel |
| Finish Offered | Standard Natural Blue, Zinc Blue/Yellow, Phosphated, Tinned, Cadmium, Hot-dip galvanised Green/Black/Red |