[B Kit] B kit contains 295pcs spring wave washers, including 60pcs M3, 50pcs M4, 50pcs M5, 50pcs M6, 40pcs M8, 30pcs M10, 15pcs M12.
The Kit includes 350 pieces of Brass Flat Washers, with different quantities for each size: 60 M2, 60 M2.5, 60 M3, 50 M4, 40 M5, 30 M6, 20 M8, 10 M10, 10 M12, and 10 M14.
Intended for the general use under the head of a bolt or nut in order to provide a smooth-bearing surface.
[High-quality Material] A Kit--Made of Brass, providing the good resistance to corrosion and high temperature. B kit-- Made of 304 Stainless Steel Material, Very Good Corrosion Resistance, It Can Be Used in a Humid Environment.
[Wide Applications] Perfect for electrical connections on household and commercial appliances, automotive and marine uses in which the power source has a threaded/bolt-type connection.