This particular kind of stainless steel is of a higher grade than other varieties, and it is LEM that makes them slightly thicker than other grinder knives, which lengthens their life of use. 

Details:
• 1-year manufacturer’s warranty
• #32 Stainless Steel Knife
• Industry standard size, fits most grinders with #32 size head
• Rust-resistant
• Remember to change both the knife and plate at the same time for optimal performance
• Lasts longer than carbon knives

NOT USED FOR KITCHEN AID GRINDERS