| Manufacturer Part Number | GYG68016 |
| Mill Diameter (Decimal Inch) | 0.2500" |
| Mill Diameter (Inch) | 1/4" |
| Mill Diameter (mm) | 6.35mm |
| Shank Diameter (Decimal Inch) | 0.3750" |
| Shank Diameter (Inch) | 3/8" |
| Shank Diameter (mm) | 9.53mm |
| Length of Cut (Decimal Inch) | 0.6250" |
| Length of Cut (Inch) | 5/8" |
| Length of Cut (mm) | 15.88mm |
| Overall Length (Decimal Inch) | 2.4375" |
| Overall Length (Inch) | 2-7/16" |
| Overall Length (mm) | 61.91mm |
| Series | GYG68 |
| Number of Flutes | 3 |
| Helix Angle | Variable |
| Coating | ALCrN |
| Material | PM60 |
| Shank Style | Flat |
| Cut Type | Center Cut |
| Corner Type | Square End |
| Application | P, M, K |
| Cutting Direction | Right Hand |
| Product Type | Roughing End Mill |