TEKTON 3/8 Inch Drive x E11 External Star Impact Socket | SID12411

TEKTON 3/8 Inch Drive x E11 External Star Impact Socket | SID12411

• Precise E-Star Geometry – The internal six-lobe geometry is designed for a high-torque fit that resists slipping
• Made from Cr-V Steel – The chromium-vanadium socket is heat-treated to 40–47 HRC for use on impact wrenches
• Corrosion-Resistant – The socket is coated with a manganese phosphate finish to resist corrosion
• Two Size Markings – The size is marked with a high-visibility laser marking and a permanent stamped marking that won't rub off
• Friction Ring or Detent Pin Anvils – Smooth walls inside the drive end and a detent pin hole make the bit sockets compatible with both drive tool anvil types