5/16,HD TiN Jobber Drill Heavy Duty
Part: #400T120
The TiN (Titanium Nitrite) coating provides a super hard surface with high lubricity. The tool life may be extended 500% or more in high wear or very abrasive drilling applications. The heavy duty construction makes it ideal for hard metals, work hardened stainless and other difficult to drill materials. size: 5/16, length: 4.1/2, flute length: 3.3/16 size: 5/16, length: 4.1/2, flute length: 3.3/16
- Fractional
- High Speed Steel
- TiN
- 135° Point
- Straight Shank