Metallipuur ∅3.1mm HSS / DIN338

Product description
Professional metal drill bits, made of specialised alloy steel, intended for boring holes in steel, cast iron, non-ferrous metals, and hardened plastics.

Characteristics
- made of very durable, hardened alloy steel;
- the applied technology of sharpening split point drills enables self-centring boring, even on oval surfaces, without any need for centre-punching of material;
- automated technology of polishing drill bits reduces the time needed for drilling;
- manufactured and sharpened with precision;
- countersink angle 135º;
- manufactured in accordance with the German DIN 338 standard;
- packed in practical plastic boxes that facilitate storage of drill bits.