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Milwaukee 21 mm X 1/2 in. drive Metric 6 Point Socket

Milwaukee 21 mm X 1/2 in. drive Metric 6 Point Socket

Milwaukee 21 mm 1/2 in. drive Metric 6‑Point Socket is the go‑to tool for metric fasteners that demand a confident, slip‑free grip. Forged from premium Chrome Vanadium steel and fi…

Milwaukee MPN 45-34-9122
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This product isn’t sold on our website — see your local hardware store.

Typical Store Price i
Typical store price: low $8.99, average $10.99
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About Product Overview

Milwaukee 21 mm 1/2 in. drive Metric 6‑Point Socket is the go‑to tool for metric fasteners that demand a confident, slip‑free grip. Forged from premium Chrome Vanadium steel and finished in bright polished chrome, this 21 mm socket is built to withstand regular use while maintaining precise head engagement for consistent torque transfer.

Engineered for non‑impact use, it pairs seamlessly with standard 1/2 in. drive ratchets and extensions—ideal for automotive, machinery, and home projects that rely on metric bolts. Its compact profile and robust construction keep you working efficiently in tight spaces.

  • 21 mm hex head designed for common metric fasteners.
  • 1/2 in. drive with a 6‑point configuration to maximize contact area and reduce rounding under torque.
  • Chrome Vanadium steel for strength, coated with polished chrome for corrosion resistance and easy cleaning.
  • Length of 0.85 inches provides reach while staying compact for restricted access areas.
  • Carded packaging for secure display and straightforward inventory handling.
  • Not intended for impact tools; use with hand tools and non‑impact ratchets for optimal performance.
  • Distributed through authorized channels and not sold on major third‑party marketplaces.

Why a 6‑point design matters

The 6‑point socket geometry delivers superior contact on the flats of hex fasteners, providing better torque transfer and reducing the likelihood of rounding compared to 12‑point designs—especially on stubborn or aged bolts encountered in daily automotive and equipment maintenance.

Who benefits most

Mechanics, technicians, and DIY enthusiasts who routinely tackle metric fasteners—whether you’re rotating lug bolts, assembling machinery, or servicing bicycles and power equipment. If you frequently work with 21 mm bolts, this Milwaukee socket is a precise, durable companion for your 1/2 in. drive toolkit.

Care and maintenance tips

Wipe away oils after use, keep the socket dry to preserve the polished finish, and store with other hand tools to prevent nicks that could affect grip or seating.

The Details Specifications

Brand Milwaukee
UPC 045242589272
Case Pack Quantity 100 per case
Retail Unit Quantity 1
Dimensions (L × W × H) 1 × 2 × 4
Weight 0 lbs
Country of Origin CHINA
Safety Data Sheet (SDS) Manufacturer documentation · opens in new tab

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