Faithfull Professional Hex Key 5/16in A/F, Chrome Vanadium Steel
Professional 5/16in A/F hex key made from hardened chrome vanadium steel with chamfered edges for secure fastening.
The Faithfull Professional 5/16in A/F Hexagon Key is crafted from fully hardened chrome vanadium steel, ensuring exceptional strength and durability for demanding professional applications. Its precision-machined hexagonal profile provides a secure, slip-resistant fit in fasteners, reducing the risk of rounding off bolt heads.
Designed for extended use, this hex key features chamfered edges on all sizes 4mm (5/32in) and above to prevent damage to both the tool and your fittings. For easy identification, keys 3mm (1/8in) and larger are marked with their size, streamlining your workflow. The compact size and corrosion-resistant steel construction make it ideal for mechanics, engineers, and DIY enthusiasts alike.
Key Features:
- Made from hardened chrome vanadium steel for maximum torque transfer
- Chamfered edges prevent damage to fasteners (4mm/5/32in+)
- Size markings for quick identification (3mm/1/8in+)
- Precision machining for secure fastener engagement
- Corrosion-resistant for long service life
- Shipped within 0-2 business days
- Shipping to United States: 3-5 business days*
- Free Shipping Included
- Mechanical maintenance
- Bicycle repairs
- Furniture assembly
- Automotive applications
- Material: Hardened Chrome Vanadium Steel
- Size: 5/16in A/F
- Edge Finish: Chamfered (4mm/5/32in and above)
- Size Markings: Present (3mm/1/8in and above)
- Weight: 54g
Always follow local regulations and product guidance.
Free standard delivery on US mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For defective items, contact us within 14 days for a replacement or refund.
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