Specification: Material: Red steel paper Size(outer dia.*inner dia.*thickness) & Quantity: 10*5.5*0.8mm 160pcs 12*6.5*0.8mm 100pcs 16*8*0.8mm 60pcs 16*10*0.8mm 80pcs 19*12*0.8mm 40pcs 20*12*0.8mm 40pcs 22.5*14*0.8mm 20pcs 22*16*0.8mm 30pcs 25.4*17.5*0.8mm 15pcs 27*20*0.8mm 20pcs 32*22*0.8mm 20pcs 32*24*0.8mm 15pcs Weight: 180g / 6.3oz (approx.) Package list: 1 box * Washers