Proto® J4990-4M Standard Length Socket Driver Bit, Metric, 3/8 in, 4 mm, 41.3 mm L Bit
PRO49904M
MFG #: J4990-4M
$11.99
/ EACH
- Bit Length: 41.3 mm
- Bit Size: 4 mm
- Bit Type: Hex
- Drive Size: 3/8 in
- Finish: Polished Chrome
- Material: Alloy Steel
- Measurement System: Metric
- Overall Length: 2-23/32 in
- Type: Standard Length
Proto® Socket Driver Bit, Standard Length, Measurement System: Metric, 3/8 in Drive, Hex Bit, 4 mm Bit, 41.3 mm Bit Length, 2-23/32 in Overall Length, Alloy Steel, Polished Chrome
- 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
- 2-piece design allows replacement of worn bits
- 1404MRKA replacement shaft