Bulk 3/8"-16 Unslotted Indented Hex Washer Thread Cutting Screw Type 23 – Full Thread Zinc-Bake 440216 Duo-Drive Convenience: Install with a

Duo-Drive Convenience: Install with a ¼″ hex socket/wrench or a flat-blade screwdriver

Nylon Insert Locking Mechanism: Prevents loosening from vibration for a secure hold

Feature Details Diameter / Thread #4-40 UNC Available Lengths Fully threaded — select length above Head / Drive Phillips Pan — #1 Phillips Point Style Type 23 (triangular chip-relief cut-out) Material Carbon Steel Finish Black Oxide + Oil (RoHS) System of Measurement US / Inch Standards ASME B18

and other demanding industrial applications where failure is not an option

Seal Type: Crimp & Seal with adhesive-lined heat shrink tubing

Bulk 3/8"-16 Unslotted Indented Hex Washer Thread Cutting Screw Type 23 – Full Thread Zinc-Bake 440216 Duo-Drive Convenience: Install with aMonster Overview: Cut clean 3 8 16 threads directly into structural steel or channel with Unslotted Indented Hex Washer Head Thread Cutting Screws, Type 23, Bright Zinc Bake. The robust 9 16 across flats hex head delivers maximum torque with impact sockets or box wrenches, while a Type 23 triangular chip relief pocket ejects swarf as it tapsreducing drive torque and leaving crisp internal threads. A broad, non serrated washer flange spreads clamp load