Nachi Parabolic Flute H.S.S. TiN Coated Jobbers Length Twist Drill, #11 Size, 0.1910″ Decimal Size, 2-5/16″ Flute Length, 3-1/2″ Overall Length

• H.S.S. – High Speed Steel
• High speed steel provides good wear resistance in a variety of materials.
• Hardness: 58 to 60 RC
• Heavy duty – designed & engineered for drilling stainless steel & hi-temp alloys
• Drilling 7X Diameter deep holes in hard materials
• TiN coating increases lubricity, increased machining speeds and longer tool life.
• Parabolic style allows for maximum chip removal with limited chip clogging.
• 135 split point prevents walking and aids in centering drill.
• 2 Flutes
• Flute Shape: Spiral Flute
• Shank Style: Straight Shank
• Cutting Direction: Right Hand
• Workpiece Material Range: Steel, Cast Iron, Plastics

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