TCW Cost-Plus Kits
- Pins & Rollers - 1035 steel induction hardened
- Springs - ASTM A229 Oil-tempered wire
- Anchor pin bushings - 430 stainless steel
Other economy brake kits
- 1035 steel carburized - cooked in a furnace
- SAE 1018 steel - lowest grade of steel SAE lists
- SAE 1018 mild steel - these will surface rust from condensation