Part Number: NU808
Diameter: #8 with 1/4″ A.F.
Diameter and Thread Size: #8-32 Machine Screw Thread
Length in inches: 1/2″
Attaches light gauge sheet metal to sheet metal.
• Multipurpose sheet metal screw for light to medium gauge applications
• 20 degree point pierces light gauge metal quickly
• Self-piercing (Razor) non-walking point for faster engagement
• ASTM A 510 for carbon steel manufacturing
• Meets ASTM B 633 for electrodeposited zinc coatings
• Meets ASTM F1941 for corrosion resistance
A 1/4” hex nut setter or 1/4” drive socket with torque limiting nose piece set at a minimum of 2450 RPM drive speed recommended. Do not over torque as it can cause the head to snap or stripping of the threads. Installed fasteners must penetrate a minimum of three full threads beyond the metal structure.