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Guhring standard |
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| Manufacturing specifications |
Step angle: 180º Point grinding: relieved cone Point angle: standard (118º) Web thinned: to DIN1412, form A Helix angle: standard Web thickness: standard Web taper: standard Flute form: standard Tolerance on diameter: h8 Total length and flute length to DIN 338. Other manufacturing specifications to DIN 1414. |
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| Range of applications |
Standard drill for the production of clearance holes for screws to DIN 84, DIN 912 and DIN 6912. For old type screw head countersinks, form H, J and K DIN 75, Section 2. Note: Cutting speed should be selected according to the large (body) diameter and feed rate according to the small (pilot) diameter. |
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| Sketch | 
Tool material | 
Cutting direction | Surface | 
Ø-range | Series No. | |
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