Flush type washers for automotive applications; can be used universally for any application requiring flush washers with the specs provided. Sold in 100-count packages. #6 Diameters: Inner - 5/32" & Outer - 11/32" #8 Diameters: Inner - 3/16" & Outer - 3/8" #10 Diameters: Inner - 13/64" & Outer - 15/32"