What is No.4/#4 finish ？
The #4 brushed finish is the most popular available today, and typically utilizes . There are various names for it including brushed, polished, satin, and sometimes even nickel finish. It's the de facto industry standard in commercial, industrial and residential applications where aesthetics and longevity are important. It's also the most consistent across batches and is easier to match when upgrading or adding to previous installations. The #4 brushed finish will never fade and is basically ageless, providing you keep it maintained.
Polished with No.150-240 abrasives.