Hairline is also called HL, after the surface treatment will form a filamentary texture effect on the surface of the stainless steel roll, its surface matte, careful observation can see that there is a thread of texture on the surface of the stainless steel, but it will not feel the surface bumpy with the hand touch.

Stainless steel that has been brushed is more resistant to wear than stainless steel that has not been surface treated, and it looks like it is more classy and can extend its service life.