Genius Tools Impact Socket 21mm 3/4 Inch Drive Chrome Molybdenum Durable Heavy-Duty - 645221

$16.17
sku
645221
  • Genius Tools 21mm impact socket with 3/4 inch drive helps match the correct metric fastener size and drive system.
  • Chrome molybdenum alloy steel construction supports heavy-duty fastening and removal work requiring a durable impact socket.
  • 51mm (2.01") overall length provides a compact socket profile for service work where reach and tool clearance matter.
  • Oil-quenched heat treatment and matte black oxide coating improve toughness, wear resistance, and anti-corrosive durability.
  • Permanently stamped 21mm size markings make the socket easier to identify quickly and keep organized with similar tools.

Genius Tools Impact Socket 21mm 3/4 Inch Drive Chrome Molybdenum Durable Heavy-Duty - 645221 Impact Socket

This 3/4" drive 21mm impact socket is built for high-torque fastening and removal where strength matters. The socket’s 51mm (2.01") overall length offers a compact profile while maintaining practical reach for service work.

Made from Chromium Molybdenum Alloy Steel, it’s designed for durability and corrosion resistance in demanding environments. Clear, permanently stamped size markings support fast identification and better tool organization in busy workflows.

Key Benefits

  • 3/4" drive, 21mm impact socket suited for high-torque applications.
  • 51mm (2.01") overall length balances access, control, and stability.
  • Chromium Molybdenum Alloy Steel construction supports strength and long service life.
  • Anti-corrosive properties help maintain performance in harsh shop environments.
  • Oil-quenched heat treatment improves exterior toughness and inner core strength.
  • Matte black oxide coating adds durability and helps protect against wear.
  • Permanently stamped size marking speeds identification and tool organization.

Built to meet or exceed ANSI standards, this impact socket is designed for professional technicians and sustained heavy use. Backed by the Genius Tools Limited Lifetime Warranty against manufacturer defects, it supports long-term reliability in toolboxes where consistency and durability are required.

More Information
Brand Genius Tools
Genius: Tool Type Impact Sockets