21/64,HD TiN Jobber Drill Heavy Duty
Part: #400T121
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: 21/64, length: 4.5/8, flute length: 3.5/16 size: 21/64, length: 4.5/8, flute length: 3.5/16
- Fractional
- High Speed Steel
- TiN
- 135° Point
- Straight Shank