- ANSI Code: KM63XMZDAT4090Y W
- Country of Origin: DE
- Inside Hole Diameter: 40mm
- ISO Code: KM63XMZDAT4090Y W
- Manufacturer Name: WIDIA
- Nose Diameter: 60mm
- Overall Length: 129.95mm
- Series: Top Cut Plus™
- Shank Type: Taper
- System Size Machine Side: KM63XMZ
- Taper Size: KM63XMZ
- Type: Cylindrical
- Usable Length: 73.5mm
- Gage Length: 90mm