2.Install size: all size 6/8/12/16/19/22/25/28/30mm
3.Material : 316 stainless steel head, 304 stainless steel housing, nickel-platedcopper,chromium-plated copper with various color and so on.
4.contact type: 1NO/1NC/1NO1NC/2NO2NC
5.
OEM available
6.
brand customized available