Lock Washer, Internal Tooth, Heavy Duty, Steel, Finish Plain, Fits Bolt Sizes 1/4 In, Inside Dia. 0.256 In, Outside Dia. 0.536 In, Thickness 0.039 In, Thickness Tolerance 0.045 to 0.035 In, Color Black, Rockwell Hardness C38-46, N/A, Meets/Exceeds ASME B18.21.1, Package Quantity 100 Features Color: Black Finish: Plain Inside Dia.: 0.256" Item: Lock Washer Material: steel Outside Dia.: 0.536" Type: Internal Tooth, Heavy Duty Fits Bolt Sizes: 1/4" Thickness: 0.039" Meets/Exceeds: ASME B18.21.1 Rockwell Hardness: C38 to C46 Thickness Tolerance: 0.045 to 0.035"

Lock Washer, Internal Tooth, Heavy Duty, Steel, Finish Plain, Fits Bolt Sizes 1/4 In, Inside Dia. 0.256 In, Outside Dia. 0.536 In, Thickness 0.039 In, Thickness Tolerance 0.045 to 0.035 In, Color Black, Rockwell Hardness C38-46, N/A, Meets/Exceeds ASME B18.21.1, Package Quantity 100 Features Color: Black Finish: Plain Inside Dia.: 0.256" Item: Lock Washer Material: steel Outside Dia.: 0.536" Type: Internal Tooth, Heavy Duty Fits Bolt Sizes: 1/4" Thickness: 0.039&q