Stainless steel bottle openers

- May 26, 2020-

Stainless steel 420 

420 stainless steel is a martensitic stainless steel with certain wear resistance and corrosion resistance, high hardness and other characteristics, suitable for all kinds of precision machinery, bearings, electrical, equipment, instruments, meters, transportation tools, household appliances, etc. It is mostly used to manufacture parts that are resistant to corrosion by the atmosphere, water vapor, water and oxidizing acids.