Steel Flat Washer FFW/FFW-N/FFW-B

[Internal Diameter] ø3.2/ø4.2/ø5.2/ø6.2/ø8.2/ø10.2/ø12.2/ø16.2
[Material] Thickness (t) 1.0 mm or less: Steel plate (SPCC)
Thickness (t) 1.5 mm or more: Carbon steel (S45C)
[Surface treatment] Trivalent chromium chromate / Micro Black (black coating) / Electroless nickel plating (Electroless Ni)