Hex Head Cap Screws Grade 8 Steel Plain Fine Thread 1-1/4-12 x 4-1/2
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Hex Head Cap Screws Grade 8 Steel Plain Fine Thread 1-1/4-12 x 4-1/2

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[15 PKG] Hex Head Cap Screws Grade 8 Steel Plain Fine Thread 1-1/4-12 x 4-1/2

Mutual ScrewSKU: 12672CH8PBB
Price:
$157.45per 15( $10.50 each)
Pieces 15
Measurement type Inch
Thread size 1-1/4-12
Diameter 1 1/4
Length 4-1/2
Material Steel
Grade Grade 8
Finish Plain
Head style Hex
Threads per inch 12
Thread style Partially Threaded
Weight 31.0 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

Hex Head Cap Screws Grade 8 Steel Plain Fine Thread 1-1/4-12 x 4-1/2 are high-strength fasteners designed for demanding machinery, automotive, and industrial applications. Made from Grade 8 steel and heat-treated for maximum strength and durability, these screws feature a plain finish and a fine thread for precise adjustment and secure clamping in tight tolerances.

With a hex head and external drive, these screws provide reliable torque transfer and easy tool access in challenging environments. They are ideal for assemblies where high load capacity and precise thread engagement are essential.

Key specifications

  • Product type: Hex Head Cap Screws
  • Material: Grade 8 steel
  • Finish: Plain
  • Thread type: Fine thread (1-1/4"-12)
  • Size & length: 1-1/4" diameter, 12 TPI, 4-1/2" long
  • Head style: Hex head
  • Drive type: External hex
  • Applications: Heavy machinery, automotive assemblies, industrial equipment, structural connections
  • Strength notes: High-tensile, heat-treated steel for reliable clamping under load

Tip: For optimal performance, pair these Grade 8 hex head cap screws with the appropriate nuts and washers, and follow your engineering torque specifications to avoid over-tightening.

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