Blackhawk™ By Proto® 42021M Metric Standard Length Drive Socket, 12 Point Socket, 1/2 in Squared Drive, 21 mm Socket
Item #BC402377

Blackhawk™ By Proto® Drive Socket, Metric Standard Length, 1/2 in Drive, Squared Drive, 12 Point Socket, 21 mm Socket, 1-1/2 in Overall Length, 1-3/32 in Drive End Width, 1-3/64 in Socket End Width, Alloy Steel, Full Polished Nickel Chrome
  • Machined to help prevent fastener rounding
  • Sockets are double nickel chrome plated for a corrosion resistant, full polish finish
MaterialAlloy Steel
TypeMetric Standard Length
FinishFull Polished Nickel Chrome
Overall Length1-1/2 in
Drive End Width1-3/32 in
Drive Size1/2 in
Socket End Width1-3/64 in
Drive TypeSquared
Socket Size21 mm
WarrantyLifetime
Socket Type12 Point