Nachi Cobalt Jobbers Length Twist Drill, Size O, .3160″ Decimal Size, 4-1/2″ Overall Length

• Suited for tougher materials such as alloys, stainless manganese steels, etc.
• Well suited for heavy duty operations in high tensile strength, low machinability, ferrous metals and alloys.
• Works well with tough high tensile strength non-ferrous materials like titanium and inconel due to its heat resistance.
• The 135 split point works for drilling alloy steels, manganese steels, harder stainless steels, and a variety of tough ferrous alloys.
• Can also be used for handheld applications.
• Right hand (clockwise rotation) cutting direction.
• Standard two flute design.
• Manufactured from cobalt steel.
• Finish Coating: Black Oxide
• Cylindrically ground.
• Ground from the solid.
• Point Sharpening Type: Split Point
• Drill Grade: Heavy Duty
• Cutting Direction: Right Hand
• Flute Shape: Helical Flute
• Shank Style: Straight Shank
• Workpiece Material Range: Steel, Stainless Steel, High-Temp Exotic Alloys, Non-Ferrous, Cast Iron, Plastics

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