Tekton 3/8, 1/2 Inch External Star Socket Set With Rail, 14 Pieces (E4-E24)

Precise E-Star Geometry – The internal six-lobe geometry is designed for a high-torque fit that resists slipping Large, Clear Markings - Die-stamped markings are permanently impressed into the steel and can't wear off Exterior and Interior Finishes – The chrome-plated exterior is highly corrosion-resistant and wipes clean to a mirror finish, and the interior is protected against rust with clear coat Secure Drive Tool Engagement – Detent grooves and beveled edges provide a smooth and secure connection with the drive tool Twist-to-Lock – Place sockets onto the clips to store them loosely, or twist them clockwise onto the clips to lock them in place