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Jobber drills with straight shank DIN 338

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Carbide tipped <strong>straight</strong> <strong>shank</strong> <strong>drills</strong><br />

<strong>DIN</strong> 8037/8038<br />

Range of applications<br />

Manufacturing specifications<br />

Carbide tipped<br />

Article no. 89301<br />

<strong>DIN</strong> 8037<br />

Type N<br />

R<br />

Designed for drilling spring steel, hard<br />

cast iron of more than 300 Brinell, pure<br />

molybdenum, hard bronze and other<br />

materials having similar properties.<br />

Point grinding: 2-facet<br />

Point angle: 118˚<br />

Web thinned: to <strong>DIN</strong> 1412, form A<br />

Helix angle: standard<br />

Web thickness: standard<br />

Web taper: standard<br />

Tolerance on Ø: h8<br />

Surface finish: steam tempered flutes<br />

Flute form: standard<br />

Supplied <strong>with</strong> <strong>DIN</strong> 1809 tang over<br />

3.00 mm dia.<br />

Carbide grade: Carbide tipped (K10/K20)<br />

Carbide tipped<br />

Article no. 89303<br />

<strong>DIN</strong> 8038<br />

Type N<br />

R<br />

For drilling synthetic materials reinforced<br />

<strong>with</strong> glass fibers for example, printed circuit<br />

board 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: 2-facet<br />

Point angle: 85˚<br />

Web thinned: to <strong>DIN</strong> 1412, form A<br />

Helix angle: standard<br />

Web thickness: standard<br />

Web taper: standard<br />

Tolerance on Ø: h8<br />

Surface finish: steam tempered flutes<br />

Flute form: standard<br />

Supplied <strong>with</strong> <strong>DIN</strong> 1809 tang over<br />

3.00 mm dia.<br />

Carbide grade: Carbide tipped (K10/K20)<br />

bright<br />

108

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