Twist drill bits HSS DIN 338 type RN TIN head
Twist drill bit HSS DIN 338 type RN TiN
DRL-TWST-MET-DIN338-HSS-TIN-D4,2MM
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Material to be processed | Steel |
Standard / drilling depth | DIN 338 / 5xD |
Diameter (Ø) | 4.20 mm |
Length (l1) | 75 mm |
Chip flute length (l2) | 43 mm |
Shank diameter | 4.20 mm |
Shank style | Cylindrical |
Surface | TiN |
Cutting material | HSS |
Type | RN |
Angle of the tip | 130 Degree |
Service life (points system) | 4 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) | 2 of 4 points |
Self-centring | Yes |
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