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Proto J4990-4M 3/8" Drive Standard Hex Bit Socket

3/8" HEX BIT SOCKET - 4 MM
Item #: PROT J4990-4M

Product Info

PROTO
J4990-4M

3/8” HEX BIT SOCKET – 4 MM 3/8” HEX BIT SOCKET – 4 MM

•Made using a heat treated alloy for wear-resistance which helps minimize distortion for a long life.
•Hex opening holds the bit allowing the bit holder to take the torque load.

Item Specifications

  • 1-5/8In
  • 1-17/27In
  • USA
  • 3/8In
  • Full Polish
  • 4 MM
  • Standard
  • Metric
  • 2-23/32-Inch
  • 4 MM
  • Hex
  • 662679160333
  • 0.12 LB
  • 0.11 lbs per EA
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