The ST3 features NP3+ (Electroless Nickel / PTFE with a High Phosphorus Electroless Nickel undercoat) applied by industry leader Coating Technologies.
⭐ 0.1 coefficient of friction
⭐ Up to 500 hours salt spray resistance
⭐ Self-lubricating Nickel / PTFE composite coating
⭐ Thin, uniform electroless deposition across complex geometry
⭐ Enhanced corrosion protection and wear resistance
The ST2 is coated using H&M Blacknitride™. A thermochemical treatment process that hardens the steel surface and increases durability.
⭐ Surface hardened through thermochemical treatment
⭐ Increased strength and wear resistance
⭐ Improved corrosion protection
⭐ Easier cleaning and maintenance
⭐ Enhanced lubricity compared to untreated steel