ბურღების ნაკრები
კობალტის ბურღების ნაკრები. 25 ცალი.
25 pieces Precise long-life drill with magma coating for processing of stainless steel (e.g. V2A, V4A), heat-resistant steels and titanium. Also suitable for general applications in steel with strength up to 1,200 N/mm² and in cast iron.
Up to 9 times longer service life compared to uncoated drills plus up to 2 times longer service life compared to conventional coatings (resistant up to temperatures of 800°C) and up to 50% higher cutting speed compared to uncoated drill bits
Special Magma multilayer coating
Precise spot drilling without centring, even on curved surfaces
Optimised split point
Included in delivery | 1.0-13.0 x 0.5 mm |
Number of pieces in assortment/set | 25 PCS |
Quality | ZEBRA-Premium |
Standard / drilling depth | DIN 338 / 5xD |
Shank style | Cylindrical |
Material sub-group | General structural steels |
Surface | Magma multilayer coating |
Cutting material | HSCo |
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) | 3 of 4 points |
Service life (points system) | 4 of 4 points |
Drilling speed (point system) | 4 of 4 points |
Bore hole quality (point system) | 4 of 4 points |
Versatility (points system) | 3 of 4 points |
Drilling behaviour (point system) | 3 of 4 points |
Self-centring | Yes |