Metal drill bit HSS-E5 (cobalt 5%) -GOLD coated -DIN340 -h8 -Long series -Split point
Reference : 1140571
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Presentation
Benefits
High-performance drill bit for drilling of steels and stainless steels.
- Automatic centring
- Cylindrical shank
- 30° type N flute
- 5% cobalt HSS
- 135° tip
MACHINE
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Machine conventionnelle
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Drill press
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Corded Drill
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Cordless Screwdriver
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Pneumatic drill
Geometry
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High speed steel Cobalt 5% (tool material)
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DIN 340 norm
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Long series 7xØ
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Cylindrical attachment
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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
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Application
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M1- austenitic stainless steels
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P2- Weakly allied steels
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P3- strong alloy steels
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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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Cylindrical shank: the diameter of the shank is equal to the diameter of the tip.
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30° type N flute: normal flute profile with a 30° helix angle.
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5% cobalt high-speed steel: HSS substrate enriched with 5% cobalt. Improved heat retention (strength, cutting sharpness)
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135° tip: 135° tip angle for the sharpening of the drill bit.
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Reference : 1140571
