• Series Name: 7
• Diameter (Inch): 4"
• Diameter (Decimal Inch): 4
• Series Code/Seat Size: 7
• Material: High Speed Steel
• Coating: TiN
• Thickness (Inch): 7/16"
• Included Angle: 144
For general purpose applications in a variety of materials and for drilling in applications where added toughness is required such as unstable set ups on manual machines or cross hole drilling.
• Series 1-4: 132º point
• Series 5-7: 144º point
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