Greenfield Industries Chicago-Latrobe® 44728 Aircraft Jobber Drill Bit, #58, 135 Deg, Split Point, HSS, Black Oxide
Greenfield Industries Chicago-Latrobe® Aircraft Jobber Drill Bit, Measuring System: SAE, List Number: 150ASP, Decimal Equivalent: 0.0420"", Wire Size: #58, 135 Deg Point, Split Point, Shank Diameter: 0.0420"", Right Hand Spiral Flute, 11/16"" Flute Length, 1-5/8"" Overall Length, High Speed Steel, Black Oxide, Right Hand Cutting Direction, Heavy Duty Grade, Straight Shank, Applicable Material: Stainless Steel, Tool Steel, Alloy Steel, Titanium and Cast Iron, For Drilling in Tougher Materials, National Aerospace Standards (NAS) 907 Type B
- Manufactured to NAS 907 Type B geometry aerospace specifications
- Heavy-duty construction for drilling in tougher materials
- Manufactured from premium high-speed steel
- 135 deg P3 split point is self-centering for reduced thrust and easier penetration. Sizes smaller than 0.0625"" do not have split point
- Black oxide, titanium nitride (TiN), titanium carbonitirde (TiCN), and titanium aluminum nitride (TiAlN) finishes standard
- Alternate coatings available as stock modifications