Item Details: 100 percent Brand new and excessive qualityMade of positive aluminum material, put on resistant and corrosion resistant The gasket can prevent the nut from loosening It is mainly used for the mechanical device with vibration load Size and quantities: 6 x 10 x 1 mm - 30 items 6 x 12 x 1 mm - 30 items 8 x 12 x 1 mm - 30 items 8 x 14 x 1 mm - 25 pieces 10 x 14 x 1 mm - 30 pieces 10 x 16 x 10 mm - 25 items 12 x sixteen x 1 mm - 30 pieces 12 x 18 x 1 mm - -20 pieces 14 x 18 x 1 mm - -20 items 14 x 20 x 1 mm - -20 items 16 x 20 x 1 mm - -20 pieces 16 x 22 x 1 mm - -20 items 18 x 22 x 1 mm - -20 items 18 x 24 x 1 mm - -20 pieces 20 x 26 x 1 mm - -20 items 22 x 27 x 1 mm - 20 items 24 x 29 x 2 mm - 15 pieces Package Contents: 395*Gaskets