[1500 BULK] Thread Rolling Screws Unslotted Indented Hex Washer Head Steel Zinc & Waxed Tri-Lobe 5/16-18 X 1 Taptite Screws Alternative

Mutual ScrewSKU: 3116RWKC

Price:
Sale price$505.34per 1500( $0.34 each)
Pieces 1500
Measurement type Inch
Thread size 5/16-18
Diameter 5/16
Length 1
Material Steel
Finish Zinc & Waxed
Head style Unslotted Indented Hex Washer
Threads per inch 18
Weight 48.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Engineered for durable, high-strength fastening, our Thread Rolling Screws deliver reliable performance in metal-to-metal assemblies. This unslotted indented hex washer head design features a Tri-Lobe drive, a steel body with a zinc finish and a waxed coating for corrosion resistance. Sized 5/16-18 x 1, it serves as a solid Taptite screws alternative for electrical enclosures, automotive assemblies, appliances, brackets, and equipment where a strong, reliable fastener is required.

Key Features

  • Thread Rolling & Self-Tapping: Form strong, vibration-resistant threads as you drive, eliminating the need for pre-tapping.
  • Uns lotted Indented Hex Washer Head: Clean flush seating with a secure hex washer profile that resists cam-out.
  • Tri-Lobe Drive: Enhanced torque transfer and reduced stripping in tight spaces.
  • Corrosion-Resistant Finish: Steel with a zinc coating and waxed layer to resist rust and seizing.
  • Size & Fit: 5/16-18 thread size, 1 inch length, ideal for metal-to-metal assemblies and common quarter-inch panel thicknesses.

Applications: Ideal for electrical enclosures, automotive assemblies, appliances, brackets, and equipment where a strong, reliable fastener is required. Suitable for metal sheets and thin plates where a self-forming thread and flush finish are desired.

Specifications

  • Thread size: 5/16-18
  • Length: 1 inch
  • Head style: Uns lotted Indented Hex Washer Head
  • Drive type: Tri-Lobe
  • Material: Steel
  • Finish: Zinc with Wax
  • Type: Thread Rolling Screws (self-tapping, thread-forming)
  • Applications: Alternative to Taptite screws

Upgrade your metal-to-metal assemblies with these high-performance thread rolling screws—providing a secure, flush finish and robust corrosion resistance for long-lasting reliability.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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