Number of pieces in assortment/set

19 PCS

Quality

ZEBRA-Premium

Standard / drilling depth

DIN 338 / 3xD

Shank style

Cylindrical

Material sub-group

General structural steels

Non-alloyed tempering steels

Ductile iron

Cast iron

Malleable cast iron

Magnesium alloys

Copper, low-alloyed

Brass, short-chipping

Brass, long-chipping

Plastics, duroplastic

Plastics, thermoplastic

Surface

Vaporised

Cutting material

HSS

Suitable for drill (points system)

3 of 4 points

Suitable for cordless drills (points system)

3 of 4 points

Suitable for upright drilling machine (points system)

3 of 4 points

Suitable for milling-drilling centre (points system)

1 of 4 points

Service life (points system)

3 of 4 points

Drilling speed (point system)

3 of 4 points

Bore hole quality (point system)

4 of 4 points

Versatility (points system)

2 of 4 points

Drilling behaviour (point system)

3 of 4 points

Self-centring

Yes