PN 221252 - DIN 8376
PN 221252 |
Straight shank subland drills, for drilling clearence holes, 180° |
HSS |
DIN 8376 | ||
Usability: Subland drills with four lands are recommended for drilling of clearing holes and simultaneously counterboring in parts made of unalloyed or alloyed steel, cast steel up to 800 N/mm2, grey-, malleable- or nodular cast iron, Al-alloys etc. It is necessary to choose the lower cutting conditions for drilling than the guidelines for usual drilling declare. |
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Range: Ø M4 ÷ M8 |
λ = 25° ÷ 30° | ε = 118°/180° |
Manufacturing Mode: V, F |
Surface Treatment:
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Grinding Mode: Form A |
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Comments: L= Overall Length l= Flute Length l1= délka osazení
Ordering Code |
Ø D mm |
Ø d mm |
L mm |
l mm |
l1 mm |
Velikost | Packing pce |
Weight kg/pce |
8,0 | 4,3 | 117 | 75 | 11 | M4 | 1 pc | 0,027 | |
10,0 | 5,3 | 133 | 87 | 13 | M5 | 1 pc | 0,052 | |
11,0 | 6,4 | 142 | 94 | 15 | M6 | 1 pc | 0,068 | |
15,0 | 8,4 | 169 | 114 | 19 | M8 | 1 pc | 0,137 |
Order example: K521100F000S 5 pcs |