TEKTON 3/8 Inch Drive x 21 mm Universal Joint Impact Socket | SID18121

TEKTON 3/8 Inch Drive x 21 mm Universal Joint Impact Socket | SID18121

• 30-Degree Working Angle – The joint rotates smoothly and continuously at up to a 30-degree angle
• 6-Sided Pinless Joint – Our solid ball-and-socket style joint is stronger than joints that use pins, and the 6-sided ball operates more smoothly than 4-lug designs
• Two Size Markings – The size is marked with a high-visibility laser marking and a permanent stamped marking
• Works With Friction Ring or Detent Pin Anvils – Smooth walls inside the drive end and a detent pin hole make the sockets compatible with both drive tool anvil types
• Corrosion-Resistant – The socket is coated with a manganese phosphate finish to resist corrosion