25/50/100pcs M3 M4 M5 M6 M8 M10 M12 Black Insulation Sealing Ring Rubber Flat Washer Gasket For Screw Bolt (Size : M3x7mm 100PCS)

Item -- Sealing Ring Flat Washer
Material -- Rubber
Quantity -- 25pcs, 50pcs ,100pcs
Size -- Inner Diameter x Outer Diameter
Thickness -- 1~2mm
size:
M3 outside: 7 mm inside: 3 mm thickness: 1 mm
M4 outside: 9 mm inside: 4 mm thickness: 1 mm
M5 outside: 10 mm inside: 5 mm thickness: 1 mm
M6 outside: 12 mm inside: 6 mm thickness: 2 mm
M8 outside: 16 mm inside: 8 mm thickness: 2 mm
M10 outside: 20mm inside: 10mm thickness: 2mm
M12 outside: 23mm inside: 12.0mm thickness: 2mm
[Function] - It can prevent pipeline leakage, provide positive shutdown, prevent leakage to save energy
[Application] - For faucet pipes, hose nuts, valves or other garden maintenance or modification