?Materials
| Load Category | Type | Body | Pin | Spring | Operating Temperature | ||||||
| Standard | W/o Thread-locking Adhesive | [ M ]Material | [ H ]Hardness | [ S ]Surface Treatment | [ M ]Material | [ H ]Hardness | [ S ]Surface Treatment | [ M ]Material | |||
| Steel Nose |
Ultra Light Load | SPJS | SPJS-N | 4137 Alloy Steel | 29~35HRC | Black Oxide | 1045 Carbon Steel | 57~63HRC (Carburized) |
Trivalent Chromate | SWP-B | -30~80??C |
| Light Load | SPJL | SPJL-N | |||||||||
| Heavy Load | SPJH | SPJH-N | Black Oxide | ||||||||
| Extra Heavy Load | SPJF | SPJF-N | Nickel Plating | ||||||||
| Plastic Nose |
Ultra Light Load | SPRRS | SPRRS-N | Black Oxide | Polyacetal | – | – | ||||
| Light Load | SPRM | SPRM-N | |||||||||
| Heavy Load | SPRH | – | |||||||||
| Extra Heavy Load | SPRF | SPRF-N | Nickel Plating | ||||||||
