 
        #3 2-1/2″ Flute Length 135° High Speed Steel Aircraft Extension Drill Oxide Finish, 0.213″ Diam Straight-Cylindrical Shank, Split Point, Self-Centering, Series 1631
Item #: 57644775
Brand: Cle-Force
Model #: C68967
Product Specifications
| Drill Bit Size (Wire) | #3 | 
| Overall Length (Inch) | 12 | 
| Tool Material | High Speed Steel | 
| Coating/Finish | Oxide | 
| Series | 1631 | 
| Drill Point Angle (Degrees) | 135 | 
| Drill Bit Size (Decimal Inch) | 0.2130 | 
| Shank Type | Straight-Cylindrical | 
| Flute Type | Spiral | 
| Flute Length (Inch) | 2-1/2 | 
| Flute Length (Decimal Inch) | 2.5000 | 
| Cutting Direction | Right Hand | 
| Self-Centering | Yes | 
| Point Type | Split | 
| Drill Bit Diameter Tolerance | +0.0000 to -0.0007 in | 
| Shank Diameter (Decimal Inch) | 0.2130 | 
| Number of Flutes | 2 | 
| Web Thinning | Web-Thinned | 
| Web Configuration | Tapered | 
| Tool Performance | General Purpose | 
| Standards | ASME B94.11M | 
