National Twist Drill - 3/4" Body Diam, 120°, 5-1/8" OAL, Cobalt Spotting Drill
Item #: 58815994
Brand: National Twist Drill
Model #: 027505AW
Features and Benefits
Cobalt is harder than high speed steel and provides better wear resistance. It is commonly used on high tensile alloys. 
  Bronze oxide, is a surface treatment that prevents chip building, galling and welding on the workpiece. It is commonly used on low carbons, stainless steel and ferrous metals. 
 | Product Specifications | |
|---|---|
| Body Diameter (Inch) | 3/4 | 
| Body Diameter (Decimal Inch) | 0.7500 | 
| Drill Point Angle | 120 | 
| Spotting Drill Material | Cobalt | 
| Spotting Drill Finish/Coating | Bronze Oxide | 
| Overall Length (Inch) | 5-1/8 | 
| Flute Length (Decimal Inch) | 1.9680 | 
| Shank Diameter (Decimal Inch) | 0.7500 | 
| Cutting Direction | Right Hand | 
| Tool Application | Centering; Chamfering; Drilling; Spotting | 
| Insertable Cutter Head | No | 
| Tapered | No | 
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