Proto®

Proto® J4990-4MST Short Length Socket Driver Bit, 3/8 in Drive, 4 mm, 11/16 in L Bit

J4990-4MST MFG #: J4990-4MST
$26.80 / BX
Non-Stock Item
Proto® J4990-4MST Short Length Socket Driver Bit, 3/8 in Drive, 4 mm, 11/16 in L Bit
  • Bit Length: 11/16 in
  • Bit Size: 4 mm
  • Bit Type: Hex
  • Country of Origin: US
  • Drive Size: 3/8 in
  • Finish: Polished Chrome
  • Manufacturer Name: Stanley Black & Decker
  • Material: Alloy Steel
  • Measurement System: Metric
  • Overall Length: 1-25/32 in
  • Type: Short Length
Proto® Socket Driver Bit, Short Length, Measurement System: Metric, 3/8 in Drive, Hex Bit, 4 mm Bit, 11/16 in Bit Length, 1-25/32 in Overall Length, Alloy Steel, Polished Chrome
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  • Item Features
  • 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