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DIN 345 |
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| Manufacturing specifications |
Point grinding: relieved cone Point angle: greater than standard (130º) Web thinned: to DIN 1412, form A, from 14.00 mm diameter upwards Helix angle: greater than standard Web thickness: standard Web taper: none Flute form: wide Tolerance on diameter: h8 Other manufacturing specifications to DIN 1414. |
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| Range of applications |
For the drilling of soft materials and those forming long, stringy swarf such as: aluminium and aluminium alloys, zinc, refined copper, silumin, electron. |
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| Sketch | 
Tool material | 
Cutting direction | Surface | 
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