Comparison : Item # BB-15008, Flat Washer, ASME B18.22M, Thru Hardened, Zinc/Blue Cr+3 (Metric)
Item # BB-15009, Flat Washer, ASME B18.22M, Thru Hardened, Zinc/Blue Cr+3 (Metric)
Item # BB-15010, Flat Washer, ASME B18.22M, Thru Hardened, Zinc/Blue Cr+3 (Metric)
Item # BB-15011, Flat Washer, ASME B18.22M, Thru Hardened, Zinc/Blue Cr+3 (Metric)
Item # BB-15012, Flat Washer, ASME B18.22M, Thru Hardened, Zinc/Blue Cr+3 (Metric)