[100 PKG] Hex Head Cap Screws Grade 5 Steel Plain Fine Thread 1/2-20 x 6-1/2

Mutual ScrewSKU: 51104CH5PBB

Price:
Sale price$123.14per 100( $1.23 each)
Pieces 100
Measurement type Inch
Thread size 1/2-20
Diameter 1/2
Length 6-1/2
Material Steel
Grade Grade 5
Finish Plain
Head style Hex
Threads per inch 20
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

Engineered for strength and reliability, the Hex Head Cap Screw in Grade 5 steel with a plain finish and fine thread delivers secure, high-torque fastening for demanding assemblies. Sized at 1/2-20 x 6-1/2, these screws are ideal for precision fastening in automotive, industrial machinery, and equipment fabrication projects.

  • Head type: Hex Head Cap Screw
  • Material: Grade 5 steel
  • Finish: Plain (uncoated)
  • Thread: Fine thread, 1/2-20 (UNC)
  • Length: 6-1/2 inches
  • Diameter & Thread Pitch: 1/2 in diameter, 20 TPI
  • Recommended use: Pairs with corresponding nuts or tapped holes sized for 1/2-20 UNC

Why choose Grade 5 steel hex cap screws? They offer a strong balance of toughness and cost, delivering dependable performance in general-purpose fastening across machinery, equipment and automotive applications. The plain finish keeps mating surfaces clean and reduces the risk of interference with coatings or assemblies that require bare steel.

Tips for best results: use with compatible nuts or tapped threads, apply appropriate thread lubricant for steel-on-steel threads, and torque to the manufacturer's specification to ensure a secure fit.

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