Milwaukee 21mm 1/2" Shockwave Impact Duty Deep Impact Socket - 4932480339

• SHOCKWAVE™ IMPACT DUTY steel (Chrome-Molybdenum) is high quality alloy steel which provides ultimate strength and durability.
• Best fitting thanks to 6 gripping points.
• Non-slip hex geometry to prevent socket and fastener rounding.
• Deep wall construction provides clearance for protruding bolts.
• Stamped and ink filled diameter markings and laser etched part number for wear resistance.
• Dual hole design and groove for security accessories.

Outside diameter (mm): 30.0
Size across flats (mm): 21
Tool reception: ½″ square
Total length (mm): 78
Working depth (mm): 11.7