60PC 135 Deg HD Cobalt Screw Machine Lngth Drill Set Chicago-Latrobe 559 Straw HSS-CO 8%, N1-No 60
Mfr # 69854
Zoro # G3603774
Key Features
Specifications
Description
The CHICAGO-LATROBE 69854 Screw Machine Drill Bit Set includes 60 cobalt steel drill bits sized from #60 to #1, intended for drilling applications using the specified drill bit size range; suitability for a given material depends on application parameters. The bits have a screw-machine length and a split point tip angled at 135 degrees, suitable for right-hand cutting. This set comes housed in a metal index case and shank type is straight for use with compatible chucks per the chuck’s specifications. These drill bits are intended for general machining and drilling use in screw-machine applications and not specified for coolant-through use.
Key Features:
- Drill Bit Material: Cobalt steel with heavy-duty grade
- Sizes Included: 60 pieces ranging from #60 (smallest) to #1 (largest)
- Point Type: Split point with a 135-degree angle for precision drilling
- Flutes: Two spiral flutes with helix angles between 21° and 34°
- Shank Type: Straight
- Drill Length: Screw-machine length class
- Cutting Direction: Right hand
- Depth to Diameter Ratio: 4 times diameter (4xD)
- Finish: Straw colored machining finish
- Case: Metal drill index included for organization and storage
- Standards: Not rated
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