Precise TiALN Coated H.S.S. Jobbers Length Twist Drill, Size 21/64″, .3281″ Decimal Size, 4-5/8″ Overall Length

• H.S.S. – High Speed Steel
• Hardness: 58 to 60 RC
• 118 point angle
• Point Sharpening Type: Normal Point
• Series: A1-TiALN
• Coated drills for increased tool life and performance
• More stable at higher temperatures than TiN or TiCN
• Cuts difficult to machine materials like titanium, its alloys, high nickel alloys and stainless steel.
• Cylindrically ground.
• Ground from the solid.
• High performance, general purpose drills.
• Bright finish shanks.
• Shank Style: Straight Shank
• Cutting Direction: Right Hand
• Workpiece Material Range: Steel, Non-Ferrous, Cast Iron, Plastics

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