Tool # 820654-C8
Combination Drill/Thread Mills, Holemaking & Threading
![tool-details-820654-C8](https://harveyperformance.widen.net/content/pmjwcbuw3o/jpeg/Harvey-Combined-002_C8_Rep.jpeg?w=900&h=200&position=c&color=ffffffff&quality=80&u=fcaax3)
![tool-details-820654-C8](https://harveyperformance.widen.net/content/szw9vdjsun/png/Harvey-Combined-002_TableDims.png?position=c&color=ffffff00&quality=80&u=d9orjt)
![tool-details-820654-C8](https://harveyperformance.widen.net/content/hzjrdf36ht/jpeg/Harvey-Combined-002_TableRep.jpeg?w=1743&h=245&position=c&color=ffffffff&quality=80&u=d9orjt)
- Thread Size: 5/16-18
- Drill Diameter: 0.2584"
- Length of Cut: 0.8750" (7/8)
- Secondary Point Angle Dia: 0.1671"
- Length of Tip: 0.1372"
- Tool #: 820654-C8
- Quantity Available: 5
- Price: $208.70
- Customer Rating:
Resources
SIM Files / Tool Libraries
OPTIMIZED FOR
Operations
![Drilling](https://harveyperformance.widen.net/content/cisw5ozix8/png/Icon-Drilling.png?w=200&h=200&position=c&color=ffffffff&quality=80&u=fcaax3)
![Threading](https://harveyperformance.widen.net/content/tkgemac2cl/png/Icon-Threading.png?w=200&h=200&position=c&color=ffffffff&quality=80&u=fcaax3)
Materials
TOOL DIMENSIONS
- Thread Size 5/16-18
- Drill Diameter 0.2584"
- Length of Cut 0.8750" (7/8)
- Secondary Point Angle Dia 0.1671"
- Length of Tip 0.1372"
- Length of Thread Relief 0.0555"
- Chamfer Length 0.0427"
- Shank Diameter 0.3750" (3/8)
- Overall Length 2.5000" (2-1/2)
- Thread Diameter 0.2400"
- Included Angle 90
- Point Angle 130
- Flutes 3
- Coating C8
- Catalog Page 502
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