SEMS and Locking Machine Screws

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Experience effortless installation with SEMS screws, preassembled with washers for convenience. Available in multiple washer designs to combat vibration-induced loosening. Our thread-locking screws feature nylon threads for enhanced friction, offering superior resistance to shock and vibrations. For extreme conditions, wire-locking screws provide additional security with a wire that anchors through the screw head, ensuring stability in high-vibration settings.

Machine Screws with Internal Tooth Lock Washers

Machine Screws with External Tooth Lock Washers

Machine Screws with Split Lock Washers