Product Overview
Walter Heavy Duty - T1HDC SERIES
Heavy-Duty / 135° Split Point / Bronze Oxide WALTER Thunderbit drills have a special heavy-duty core that guarantees increased strength and reduced breakage. Unique spiral flute design improves chip ejection and coolant flow to the point. M42 Cobalt steel for use in harder, more abrasive materials.
Specifications
| Size | 7/16 |
| Decimal Equivalent | .4375 |
| Flute Length | 4-1/16 |
| Overall Length | 5-1/2 |
Category: Walter Drills