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精密钻孔刀具

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For special stepped holes we require the following data<br />

W°<br />

Step drill<br />

for tapping size hole<br />

with 90° step angle<br />

D2<br />

D1<br />

L1<br />

L2<br />

Step drill<br />

with 180° step angle<br />

D2<br />

D1<br />

L1<br />

L2<br />

D2<br />

D1<br />

Stepped hole<br />

with variable step angle<br />

W°<br />

L2<br />

L1<br />

To supply a quote we also require the following data:<br />

Hole form .................................................<br />

Please mark with<br />

a cross above Angle W° ...................................................<br />

Diameter D1 ............................................<br />

Material to be machined ........................<br />

Diameter D2 ............................................<br />

Length L1 ................................................<br />

Length L2 ................................................<br />

or send us a drawing section that includes all the measurements required.<br />

437

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