Fully ground HSS metal drill bit - Split point - Reduced shank ESSENTIAL (Hanging tube)
Reference : 1143784
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Presentation
Benefits
Large diameter drill bit for the drilling of steels and cast irons.
- Automatic centring
- Reduced shank
- 30° type N flute
- High-speed steel
- 118° tip
MACHINE
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Drill press
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Corded Drill
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Cordless Screwdriver
Geometry
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High speed steel (tool material)
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Steam homo surface treatment
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DIN 338 norm
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Standard series 3xØ
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12mm reduced cylindrical shank
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Cross-point sharpening
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Angle at top of tool
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Geometry of the flute
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Tolerance
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Helix angle
Application
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P2- Weakly allied steels
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K2- Gray Cast iron
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N1- Aluminum alloy
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P1- Unrealized steels
Requests
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Form
Properties
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Split-point grinding:reduction of the drill tip.
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Reduced shank: shank diameter reduced to a diameter of less than 12 mm.
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30° type N flute: normal flute profile with a 30° helix angle.
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High-speed steel: HSS substrate
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118° tip: 118° tip angle for the sharpening of the drill bit.
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Reference : 1143784
