240 piece Carbon Steel Penny Washer Set in various sizes. Includes Handy Compartmented Storage Case Size Guide included Material: Carbon Steel Sizes: (Outer Diameter x Inner Diameter + or - 0.15mm) All Approx 2mm thick 20pc 20mm x 6mm | 20pc 20mm x 8mm 20pc 20mm x 10mm | 20pc 25mm x 6mm 20pc 25mm x8mm | 20pc 25mm x 10mm 20pc 32mm x 2mm | 20pc 32mm x 4mm 20pc 32mm x 6mm | 20pc 32mm x 8mm 20pc 32mm x 10mm | 20pc 32mm x 12mm
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