Jobber drills with straight shank DIN 338
Jobber drills with straight shank DIN 338
Jobber drills with straight shank DIN 338
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Micro-precision <strong>drills</strong> <strong>with</strong> <strong>straight</strong> <strong>shank</strong><br />
HSS-E<br />
Article no. 87011 R<br />
Article no. 87016<br />
L<br />
<strong>DIN</strong> 1899, Typ N, form A<br />
Range of application<br />
A special purpose drill <strong>with</strong> oversize<br />
<strong>shank</strong> for use in the instrument and clock<br />
making industries and for general precision<br />
engineering.<br />
Specially designed for drilling high<br />
alloyed steels.<br />
Manufacturing specification<br />
Point grinding: one facet<br />
Point angle: 118˚<br />
Helix angle: standard<br />
Web thickness: standard<br />
Web taper: standard<br />
Flute form: standard<br />
Tolerance on Ø: on flutes: 0/-0.004 mm<br />
at <strong>shank</strong> = h8<br />
Other manufacturing specifications to<br />
<strong>DIN</strong> 1899<br />
HSS-E<br />
Article no. 84810 T R<br />
<strong>DIN</strong> 1899, type N, form A<br />
A special purpose drill <strong>with</strong> oversize<br />
<strong>shank</strong> for use in the instrument and clock<br />
making industries and for general<br />
precision engineering.<br />
Specially designed for drilling high<br />
alloyed steels.<br />
Point grinding: one facet<br />
Point angle: 118˚<br />
Helix angle: standard<br />
Web thickness: standard<br />
Web taper: standard<br />
Flute form: standard<br />
Tolerance on Ø: on flutes: 0/-0.004 mm<br />
at <strong>shank</strong> = h8<br />
Other manufacturing specifications to<br />
<strong>DIN</strong> 1899<br />
Solid carbide<br />
Article no. 89281<br />
Works Std., type N<br />
R<br />
Specially designed for drilling fiberglass<br />
reinforced plastics (i.e. printed circuit<br />
boards) and other resin-based thermohardened<br />
products likely to cause rapid<br />
wear on the lands and cutting edges of<br />
high speed <strong>drills</strong>.<br />
Point grinding: one facet<br />
Point angle: 130˚<br />
Helix angle: ca. 30˚<br />
Web thickness: standard<br />
Web taper: standard<br />
Flute form: standard<br />
Tolerance on Ø: on flutes: 0/-0.004 mm<br />
at <strong>shank</strong>: h8<br />
Relief angle: 15˚/30˚<br />
Size to <strong>DIN</strong> 1899<br />
73
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