Tuerca de bloqueo hexagonal de inserción de nailon de acero #2-56 - 3/8-16 (4-40 6-32 #8 10-32 10-24 1/4-20

NOTE: 1/4" nuts and up have Black Phosphate and Oil finish (1/4-20, 1/4-28, 5/16-18, 5/16-24, 3/8-16 & 3/8-24).

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