Bulk #4-40 Serrated Hex Washer Taptite Alternative Thread-Rolling Screws – Zinc Bake + Wax – Monster Bolts Flange Bolt Fine Thread: #6-40 UNF threading

Fine Thread: #6-40 UNF threading offers superior tensile engagement and smoother torque application

Bright zinc plating followed by hydrogen-relief bake provides reliable corrosion protection and meets RoHS regulations

Origin: Made in USA for consistency and traceability

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and precision fixtures where tighter adjustment and enhanced vibration resistance are required

Bulk #4-40 Serrated Hex Washer Taptite Alternative Thread-Rolling Screws – Zinc Bake + Wax – Monster Bolts Flange Bolt Fine Thread: #6-40 UNF threadingMonster Overview: Fix your project right the first time with #4 40 Serrated Hex Washer Taptite Alternative Screws from Monster Bolts. These tri lobular thread rolling fasteners create clean internal threads on drive in, while the integral serrated washer head locks tight against vibrationideal for small electronic enclosures, stamped brackets, and thin wall sheet metal. Each case hardened steel screw is CR+3 zinc plated, bake relieved to eliminate