- Material: Carbide
- Shank Diameter - Decimal: 0.3125 in
- Shank Diameter - Fractional: 5/16 in
- Shank Diameter - Metric: 7.937 mm
- Overall Length: 2-1/2 in
- Finish: Fordlube
- Series: 138
- Type: Center Cutting
- Diameter - Decimal: 0.3125 in
- Diameter - Fractional: 5/16 in
- Diameter - Metric: 7.937 mm
EM 5/16x13/16x2-1/2 3F SQ CARBIDE