Bulk 5/16-18 Indented Hex-Washer Head Taptite Alternative Thread-Rolling Screws, Full Thread, 410 Stainless, Passivated + Wax – Monster Bolts Type_Locking Nut Screws Increased Bearing Surface: Teeth extend

Increased Bearing Surface: Teeth extend outward to provide a larger contact area

Zinc Yellow Plated: Meets ASTM F1941/F1941M Fe/Zn 5CN standards with a minimum thickness of 5 microns (0

These tri-lobular thread-rolling fasteners form precise internal threads on drive-in

) or ½″ (0

Bulk 5/16-18 Indented Hex-Washer Head Taptite Alternative Thread-Rolling Screws, Full Thread, 410 Stainless, Passivated + Wax – Monster Bolts Type_Locking Nut Screws Increased Bearing Surface: Teeth extendMonster Overview: Bulk 5 16 18 Indented Hex Washer Head Taptite Alternative Thread Rolling Screws from Monster Bolts pair a high torque hex drive with an integrated washer that spreads load and protects finishes. Forged from hardened 410 stainless steel (martensitic, magnetic), these trilobular fasteners roll form durable, reusable threads in untapped holessaving time while delivering outstanding strength and vibration resistance in aluminum, mild