Twist drill DIN 340 HSS type RN
Twist drill HSS DIN 340 RN point angle 118 degree
DRL-TWST-MET-LONG-DIN340-HSS-D4,0MM
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- Fast progress and easier work
- Very good cooling lubricant adhesion as well as a reduced tendency to weld on
- Vaporised surface
- Product packaging made of 100% PCR (recycled plastic from household waste), 100% recyclable and Cradle to Cradle Certified® Bronze
When using the twist drill according to DIN 340, prior drilling of a centring bore is recommended.
Datasheets(X)
For steel
Material to be processed | Steel |
Standard / drilling depth | DIN 340 / 10xD |
Diameter (Ø) | 4 mm |
Length (l1) | 119 mm |
Chip flute length (l2) | 78 mm |
Shank diameter | 4 mm |
Shank style | Cylindrical |
Surface | Vaporised |
Cutting material | HSS |
Type | RN |
Angle of the tip | 118 Degree |
Service life (points system) | 3 of 4 points |
Drilling speed (point system) | 3 of 4 points |
Bore hole quality (point system) ( ) | 2 of 4 points |
Versatility (points system) | 2 of 4 points |
Drilling behaviour (point system) | 2 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 |
Suitable for tensile strength up to | 1000 N/mm² |
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