Tufnut Security Nuts are engineered for maximum tamper resistance. Case hardened steel nuts which can be installed using regular tools, and are reusable.

• 5/16-18-UNC
• Chloride Zinc / Yellow Chromate plated

Grab pack of common sizes of hose clamps + flexible driver. #430 stainless band & housing. Packaged in a quality Australian made Fischer plastic case.

• 9 - 12mm (20x)
• 10 - 16mm (20x)
• 12 - 22mm (20x)
• 16 - 27mm (10x)
• 20 - 32mm (10x)
• 25 - 40mm (10x)