176PCS 1/4" & 3/8" & 1/2" Dr. Socket Set

• Impact sockets (Cr-Mo) – 17, 19, 21 mm (for pneumatic tools)

• Hex sockets – 4–32 mm

• Long Heads – 4–18 mm

• E-Type (Torx) Heads – E4–E24

• Spark Plug Caps – 16, 18, 21 mm

• 1/2″

• 1/4″

• 3/8″

All of them are equipped with: a direction switch, a quick release button, a 72-tooth mechanism (smooth and precise operation)