The performance of the conventional twist drill can be improved by special grinding techniques.
This programme illustrates the use of some scientifically designed cutting tools.
Introduced by Peter Barham with Professor John Loxhant and Ivan Moore.
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The performance of the conventional twist drill can be improved by special grinding techniques.
This programme illustrates the use of some scientifically designed cutting tools.
Introduced by Peter Barham with Professor John Loxhant and Ivan Moore.