Twist drill HSS DIN 338 type RN 130-degree
DRL-TWST-MET-DIN338-HSS-D14,5MM
ZEBRA
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20% less infeed force compared to conventional drills, with faster work progress and less expenditure of effort
Optimised cross thinning
Highly accurate tapping without centring, even on curved surfaces
Optimum cross-grinding
Ideal for producing core drill holes
Highly precise tip grinding for precise drilling
Excellent adhesion of cooling lubricants and a reduced tendency towards build-up
Vaporised surface
Suitable for machine type | Drill |
Material to be processed | Steel |
Quality | ZEBRA-Premium |
Standard / drilling depth | DIN 338 / 5xD |
Diameter (Ø) | 14.5 mm |
Length (l1) | 169 mm |
Chip flute length (l2) | 114 mm |
Shank style | Cylindrical |
Surface | Vaporised |
Cutting material | HSS |
Type | RN |
Angle of the tip | 130 Degree |
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 |
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 |
Self-centring | Yes |
Suitable for tensile strength up to | 850 N/mm² |
Material sub-group | General structural steels |