25-teiliges Kobalt Bohrer-Set Spiral M4241 Rundschaft lebenslange Garantie Bohrer Schwein
46,19 €
Good drill pipe rigidity and guide rail clearance can improve the accuracy of drilling and the life of the drill bit. For materials that have a lot of fine powder during drilling, such as cast iron, cast copper, etc., you can use compressed air to help chip removal without using coolant.
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