Selected steel quality. Purpose-made stable construction with high concentricity. Shaft and bit are manufactured from a one-piece blank.
High hardness for optimum life expectancy and elasticity. For drilling metal, non-ferrous metals, plastic, PC cards and wood.
Work speeds: soft materials approx. 8,000rpm, hard materials approx. 3,000rpm.
O shanks 2.35mm.
Rotational speed see table