GSK CUT® 280 Pcs Black Allen Bolt & Nut Assortment Kit, M3 M4 M5 Hex Socket Head Cap Screws & Nuts, High Tensile Alloy Steel Fastener Set

The GSK CUT® 280 Pcs Grade 12.9 Black Allen Bolt & Nut Assortment Kit is a premium fastener collection designed for demanding mechanical, industrial, automotive, engineering, and workshop applications. Manufactured from high-strength Grade 12.9 alloy steel, these hex socket head cap screws provide exceptional tensile strength, durability, and load-bearing performance for critical fastening tasks.

The kit includes a carefully selected assortment of M3, M4, and M5 Allen bolts in multiple lengths, along with matching nuts, making it ideal for equipment assembly, machinery maintenance, robotics, automotive repairs, electronics projects, fabrication work, and DIY engineering applications.

The black oxide finish enhances corrosion resistance while providing a professional appearance. The hex socket head design allows efficient torque transfer and secure tightening using Allen keys, reducing the risk of slippage during installation.

Grade 12.9 alloy steel fasteners are widely used where superior strength is required, offering significantly higher mechanical performance than standard hardware. These bolts are suitable for vibration-prone environments and applications requiring reliable fastening under load.

The organized assortment ensures quick access to commonly used fastener sizes, making it a valuable addition to workshops, maintenance departments, garages, engineering labs, manufacturing facilities, and hobby workstations.

Whether assembling machinery, repairing equipment, building prototypes, maintaining industrial systems, or completing precision mechanical projects, the GSK CUT® Allen Bolt & Nut Assortment Kit delivers dependable fastening performance and professional-grade quality.

Key Features :

• 280-piece Allen bolt and nut assortment kit
• High-strength Grade 12.9 alloy steel construction
• Includes M3, M4 & M5 hex socket head cap screws
• Matching nuts included for complete fastening solutions
• Black oxide finish for improved corrosion resistance
• Hex socket design allows secure high-torque tightening
• Suitable for machinery, automotive & engineering projects
• Ideal for professional and DIY applications

Specifications:

M3 Fasteners

Applications:

• Machinery Assembly
• Automotive Repairs
• Industrial Equipment Maintenance
• Robotics Projects
• Electronics Assembly
• Manufacturing Applications
• Engineering Projects
• DIY Mechanical Work

Package Contents:

• M3 Allen Screws & Nuts
• M4 Allen Screws & Nuts
• M5 Allen Screws & Nuts

Total Quantity: 280 Pieces