Miller Self Tapping Torx Screw (5/16"-18 x 1-1/4")

Ensure solid structural assembly and secure mounting with the Miller Self-Tapping Torx Screw (SKU: 04000321). Engineered for high-vibration commercial environments, this heavy-duty fastener cuts its own threads upon installation to create a tight, dependable connection without requiring pre-tapped holes.

Designed with a Torx drive profile, it maximizes torque transfer while minimizing cam-out, reducing tool wear and preventing fastener damage during installation or maintenance. Built to OEM specifications for Miller Industries towing and recovery equipment, this screw offers the durability, shear strength, and weather resistance required for long-term outdoor performance.

Key Features

• Self-Tapping Design: Cuts its own mating threads directly into pre-drilled material for a precise, vibration-resistant fit.

• Torx Drive Profile: Provides superior grip and high-torque delivery to prevent stripping during tightening.

• OEM Quality: Built to exact Miller Industries specifications for seamless replacement and reliable service.

• Corrosion Resistance: Designed to withstand tough weather, dirt, and road debris in heavy-duty recovery and towing applications.

Product Specifications

• Part Number / SKU: 04000321

• Thread Size: 5/16"-18

• Length: 1-1/4"

• Drive Type: Torx

• Fastener Type: Self-Tapping Screw

• Application: Towing, recovery bodies, wrecker body hardware, and industrial equipment mounting