1. Hardness: 30-55 HRC depend on user demand 

2. Finish: Blue, Bright, Bronze, Gray, Navy blue, Yellow, etc 

3. Edge: One or both edges round square chamfered and beveled 

4. Tolerance of thickness: +/-0.01mm, width: +/-0.1mm 

5. Application: Plaster trowels, shovels, sickles, rolling shutter spring, automatic clutch patch, wooden band saws, circular saws, shoes insoles etc. 

6. Packing: Anti-rust paper and light oil wrapped in plastic film or hessians cloth with metallic pallet and put in 20ft or standard sea worthy.