Description : . made of very durable, hardened alloy steel; . split point technology uses a specialised cut to provide self-centring
drilling, including drilling in oval surfaces, without the need of centrepunching;
. automated technology of polishing drill bits reduces the time needed for
drilling;
. precision-made and sharpened; . countersink angle 135°; . manufactured in accordance with the German standard DIN 338; . for drilling in steel, cast iron, non-ferrous metals and hardened plastics; . packed in practical plastic boxes that facilitate storage of drill bits.
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