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Milwaukee 1/2" Drive 21mm Deep 6-Point Chrome Socket 45-34-2121

$16.99
Special Order Once All Item(s) Received - Shipping Will Commence
Estimated Ship Date: 09/15/2026 - 09/22/2026
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45-34-2121
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The MILWAUKEE 1/2" Drive 21MM Metric 6-Point Deep Well Socket with FOUR FLAT Sides was designed from the ground up to be part of the most versatile socket family. The 1/2" drive sockets feature an innovative design with four parallel flat sides, which deter rolling and are wrench-compatible. The metric socket sizes are stamped into the flats providing improved, easy-to-read visibility. This deep well socket has been optimized geometry to reduce bolt rounding and stripping. Milwaukee backs their 1/2" Drive Metric Sockets with a lifetime guarantee.
  • FOUR FLAT Sides deter rolling
  • Wrench-ready FOUR FLAT sides
  • Stamped Sizes for Better Visibility
  • Chrome Finish
Color / FinishChrome
Drive Size1/2 in
Etched / Stamped Size IdentificationYes
Impact or StandardStandard
MaterialChrome Vanadium Steel
Deep WellYes
ASTM F1505-01 CompliantNo
Color CodedNo
Unit of MeasurementMetric
Metric SizeM21
NFPA 70E CompliantNo
Set / IndividualIndividual
Socket Points6
IEC 60900 CompliantNo
More Information
OPT SKU45-34-2121
MPN45-34-2121
UPC/GTIN045242616183
Product TypeSocket Sets - Chrome
Google CategoryHardware > Tools > Tool Sets > Hand Tool Sets
Shipping Weight0.50