MonsterBolts - #6-40 x 1/4" Socket Head Screws, ASTM A574, Alloy Steel, Black Oxide, 250 Pack

★★★★★ 5.0 129 reviews

$36.13
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$36.13
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Free shipping Free 30-day returns

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Management number 216211151 Release Date 2026/04/19 List Price $14.45 Model Number 216211151
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  • Fix your project right the first time with #6-40 Socket Head Cap Screws with Thermal Black Oxide coating from Monster Bolts! These high-strength screws are made from durable alloy steel and finished with a thermal black oxide coating, providing both strength and a professional look. Ideal for mechanical, industrial, and automotive use, these screws ensure a secure and reliable hold.
  • Monster Features: -Corrosion Resistance: The thermal black oxide coating offers mild corrosion resistance, making these screws suitable for various environments. -Drive: Uses a standard 7/64" Hex Key for easy installation and removal. -Head Style: Socket Head Cap design for high torque applications with precise alignment. -Quality: Providing a product we are proud to stand behind. Monster Bolts sells only the highest quality fasteners backed with industry-leading customer support! Quality product! Quality Support!
  • Monster Specifications: -Diameter: #6 -Thread Pitch: 40 TPI - UNF / Fine Thread -System of Measurement: Inch (US) -Material: Alloy Steel with Thermal Black Oxide Coating. Class 12.9 Equivalent. -Specifications: ANSI/ASME B18.3, ASTM A574
  • Note: (PT) denotes partial thread fasteners.
  • More Monster Bolts: -Matching Nuts & Washers: Pair these screws with our #6-40 nuts and washers for a complete fastening solution. -Tools & Accessories: Upgrade your toolkit with our Work Gloves and other handy items to make your projects even easier.
  • Buy with confidence! Every order from Monster Bolts is backed by our commitment to quality and customer satisfaction.
  • Order Yours Today and Experience the Monster Bolts Difference!

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