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Description
Technical data of extra long fi 4 cobalt drill bit
| Technical data | |
|---|---|
| Working diameter of drill d | fi 4 mm |
| Total length l1 | 220 mm |
| Length of working part l2 | 150 mm |
Cutting parameters of extra long drill fi 4 mm HSSE NWKp
| ISO symbol | Material | Cutting speed Vc [m/min] | Feed per revolution f [mm] | Revolutions n [obr/min] | Total feed rate [mm/min] |
|---|---|---|---|---|---|
| P | Steel | 24 | 0,1 | 1911 | 191 |
| M | Stainless steel | 8 | 0,06 | 637 | 38 |
| K | Cast iron | 22 | 0,12 | 1752 | 210 |
| N | Aluminum and non-ferrous materials | 34 | 0,08 | 2707 | 217 |
May be useful
Cutting parameters calculator
Extra long drill bit for metal 4 cobalt Inox
Extra-long twist drills with cylindrical shank for steel and cast iron for general use. The recommended use is for deep holes, or when greater tool overhang is required. Use in: carbon steel, auto steel, structural steel, gray iron, aluminum bronze, new silver Cu Zn Ni alloy, gray iron, tin-zinc bronze, electronic copper malleable brass. High-performance drilling; precision, heavy-duty drilling.
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Shipping
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| Courier GLS | Przelew24 / Prepayment | 14,76 zł gross | Delivery time 1 working day |
| Courier GLS | Cash on delivery | 17,26 zł gross | Lead time 1 working day |
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