[250 PKG] Hex Head Cap Screws Grade 5 Steel Plain Fine Thread 5/8-18 x 1

Mutual ScrewSKU: 6316CH5PBB

Price:
Sale price$144.07per 250( $0.58 each)
Pieces 250
Measurement type Inch
Thread size 5/8-18
Diameter 5/8
Length 1
Material Steel
Grade Grade 5
Finish Plain
Head style Hex
Threads per inch 18
Thread style Partially Threaded
Weight 38.0 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

Premium Hex Head Cap Screws Grade 5 Steel Plain Fine Thread 5/8-18 x 1 inch — built for strength, precision, and dependable performance in mechanical assemblies. The Grade 5 steel composition offers good toughness and high tensile strength, while the plain finish keeps costs down for indoor or controlled environments.

These fasteners are designed for high-torque applications where a secure clamp is critical. The fine thread provides precise engagement and reduces loosening in dynamic service, making them ideal for machinery, automotive components, and other equipment assemblies.

Specifications

  • Head style: Hex head
  • Material: Grade 5 steel
  • Finish: Plain (unplated)
  • Thread: Fine thread, 5/8-18
  • Size: 5/8 in diameter, 1 in length
  • Drive: Hex drive for standard wrenches or sockets
  • Applications: Automotive, machinery, industrial equipment, and maintenance tasks requiring strong, reliable fasteners

Note: For best results, use with compatible washers and follow standard torque specifications for Grade 5 fasteners. Consider protective coatings or corrosion-resistant variants if exposure conditions warrant.

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