This item has been discontinued.  See alternate products available online or call 1-800-217-6872.

  • PROTO 

    Socket Bit, 3/8 in. Dr, 3/8 in. Hex

  • Item # 4JW10
  • Mfr. Model # J49903/8ST
Socket Bit, 3/8 in. Dr, 3/8 in. Hex

See alternate products available online.

Product Details

The Proto® socket bit has a hex opening that allows the bit holder to take the torque load. Made from a heat-treated alloy for wear resistance which minimizes distortion for a long life. Polished chrome finish.
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Technical Specifications

Item # 4JW10
Mfr. Model # J49903/8ST
UNSPSC #27111704
Shipping Weight 0.1 lbs
Country of Origin USA *
Item Socket Bit
SAE or Metric SAE
Drive Size 3/8"
Tip Size 3/8"
Bit Style Hex
Overall Length 1-13/16"
Insert Length 3/4"
Socket Depth Shallow
Material Alloy Steel
Finish Full Polished Chrome
Number of Points 6
Features Wear Resistance
* This product's country of origin is subject to change

Compliance and Restrictions

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