Bulk 5/8"-18 Flat Head Socket Cap Screws – Alloy Steel, Black Oxide – Monster Bolts 440262 The screws are passivated &

The screws are passivated & wax-coated for a clean surface

Finish: Thermal black oxide + oil for a durable

Undercut Flat Head: 82° countersunk head with undercut shank seats flush while retaining thread depth in thin materials

Diameter: #8 (0

Design: Hex Flange Cone Lock Nut with Two Opposite Oval Lock Type

Bulk 5/8"-18 Flat Head Socket Cap Screws – Alloy Steel, Black Oxide – Monster Bolts 440262 The screws are passivated &Monster Overview: Built for high clamp loads and clean, low profile installations, Bulk 5 8" 18 Flat Head Socket Cap Screws are manufactured from premium alloy steel and finished with a durable thermal black oxide coating. The 82 flat head seats fully flushideal for machinery, fixtures, and industrial fabrication where clearance and appearance matter. All Monster Bolts black oxide socket fasteners are fully RoHS compliant and ship directly from our U.