• Extra long 18” 100-tooth ratchet for 1/2" drive Astro Nano style impact sockets with 22mm outside hex
• Designed to access and retain Nano style impact sockets from Astro as well as a growing number of brands replicating this design
• Maintains a low profile working hight of just 1.10" with sockets installed
• Maximized peak torque durability to match larger and larger 1/2" drive socket sizes