National Repository of Grey Literature 1 records found  Search took 0.00 seconds. 

The Influence of a Screw Drill Core Thickness on a Force Resolution when Drilling.
Klimek, Petr ; Sedlák, Josef (referee) ; Píška, Miroslav (advisor)
The Bachelor's thesis is focused on the practical tests of standard spiral drills with a new geometry CZ 002 and CZ 004. The first part is devoted to a short description of a history and current state of the art and in particular, the analysis of core according to the standard DIN 1414-1. Another part deals with the description of the test loading. The last part of the work is devoted to test the geometric quality and precision of the bored holes.

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