• Pinless design allows a full 360° of freedom for the universal head to angle and rotate
• Astro’s Nano form factor, up to 11% shorter than standard low-profile universal impact sockets
• Forged CRO-MO with lifetime warranty
• Includes sizes: 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16" and 3/4"