Bulk M3 Socket Head Cap Screws – 12.9 Alloy Steel, Black Oxide Black Oxide Constructed from alloy steel with

Constructed from alloy steel with a 200 HV hardness rating

watertight seal

Insert wires fully until they meet at the internal stop

Trust Monster Bolts as your dependable partner for all your marine-grade fastening needs

Bulk M3 Socket Head Cap Screws – 12.9 Alloy Steel, Black Oxide Black Oxide Constructed from alloy steel withMonster Overview: Engineered for strength and precision, M3 Socket Head Cap Screws from Monster Bolts deliver maximum holding power in compact designs. Constructed from Class 12. 9 alloy steel with a durable thermal black oxide finish, these fasteners combine high tensile strength with a professional low glare look. The deep internal hex drive provides solid engagement and repeatable torque, ideal for mechanical, electronic, and industrial assembly