Bulk 1/4″-20 Unslotted Indent Hex-Washer Serrated Head Thread-Cutting Screws — Type F, Bright-Zinc & Hydrogen-Relief Baked Length:3000 Qty - 1/4-20 x 5/8" The undercut flat head provides

The undercut flat head provides full bearing in thin sheet while leaving extra thread engagement

Proudly Made in the USA

Corrosion Resistance: Zinc-bake finish fights rust and is fully RoHS compliant

Flush Seating: 82° flat countersunk head leaves surfaces smooth and snag-free

The bright zinc bake & wax finish adds lubricity for lower drive torque plus RoHS-compliant corrosion protection

Bulk 1/4″-20 Unslotted Indent Hex-Washer Serrated Head Thread-Cutting Screws — Type F, Bright-Zinc & Hydrogen-Relief Baked Length:3000 Qty - 1/4-20 x 5/8" The undercut flat head providesMonster Overview: Perfect for trailer floors, steel framing, dock builds and timber to steel assemblies, these 1 4 20 Unslotted Indent Hex Washer Serrated Thread Cutting Screws combine fast installation with vibration proof clamping. Heat treated carbon steel carries a bright zinc electro plate, is hydrogen relief baked and factory dry waxed for consistently low seating torque. Radial serrations under the captive washer bite into steel or wood to