- Material: Carbide
- Shank Diameter - Decimal: 0.315 in
- Shank Diameter - Metric: 8 mm
- Overall Length: 100 mm
- Corner Radius: 0.3 mm
- Diameter - Decimal: 0.315 in
- Diameter - Metric: 8.001 mm
- Finish: Altima
- Length Type: Stub Length
- Neck Length: 24 mm
- Series: 158
EM 8.0MMx12.0MMx100MM 4F 0.30R CARBIDE