Twist drill bit, metal Ruko DIN 338 HSS-R black oxidised
Twist drill HSS-R black oxidised DIN 338 Ruko
DRL-SPRL-RUKO-201044-DIN338-D4,4
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The manufacturing process (no structural interruption) solidifies the material and thus makes it more elastic. This means that it offers increased fracture resistance and is suitable for robust drilling units.
Standard / drilling depth | DIN 338 / 5xD |
Diameter (Ø) | 4.4 mm |
Length (l1) | 80 mm |
Chip flute length (l2) | 47.0 mm |
Shank style | Cylindrical |
Surface | Plain |
Cutting material | HSS-R |
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