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External Tooth Lock Washers secure bolt heads or nuts to increase the bearing area and offer greater hardness so that the nut or bolt can be rotated without distortion of the bearing surface. Hardware is constructed of high quality steel for long lasting durability.

#4 External Tooth Lock Washer - .123/.115&quot; I.D. - .018/.012&quot; Thick - Steel - Zinc - Grade 2 - 100 Pk

4-external-tooth-lock-washer-123-115-i-d-018-012-thick-steel-zinc-grade-2-100-pk

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