Bulk #8-18 × 3/8" Unslotted Indented Hex Washer Thread-Cutting Screw — Type 25, Fully Threaded, Zinc Length:10000 Qty - 8-18 x 3/8" Drive: Internal 6-lobe (Torx T20)

Drive: Internal 6-lobe (Torx T20) resists cam-out and transfers higher torque than Phillips or slotted drives

Attribute Value Diameter / Thread #6-32 UNC Available Lengths Fully threaded — select length above Head / Drive 82° Undercut Flat

Lower Drive Torque: Trilobular body installs quickly with less effort

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Bulk #8-18 × 3/8" Unslotted Indented Hex Washer Thread-Cutting Screw — Type 25, Fully Threaded, Zinc Length:10000 Qty - 8-18 x 3/8" Drive: Internal 6-lobe (Torx T20)Monster Overview: Fix your project right the first time with #8 18 3 8" Unslotted Indented Hex Washer Head Type 25 Thread Cutting Screws from Monster Bolts. These compact fasteners carve their own deep, coarse threads in drilled holesreducing drive torque and preventing stress cracks in soft plastics, composites, and thin metals. The integrated washer head spreads load, while the indented hex drive delivers high torque using any standard 1 4" socket