4-40x3/8 Button Head socket Screw - Bag 10

$3.00

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  • Model:4-40x3/8B
Live Stock Check: 8 units
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A bag of 10 4-40x3/8 (9.5250mm) hardened Button head socket screw.

These have a 3/8" (9.5250mm) long shaft measured from under the head to the end. Note: It is recommended to use Loctite on all screws that fix into metal to inshore a firm fixing.

Grade 10.9 (150,800 psi!!)

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got these bad boys next day after buying and wow, they make ...