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8P7F4-222369 Manufacturer:
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| HSS-E short spiral drill with cylindrical shaft DIN 338 N 135° bronze 4xD for alloyed steel <1620 N/mm². Nodular cast iron <1000 N/mm². Titanium alloys <1250 N/mm² en nickel alloys <900 N/mm². • Alloy steel hardened and tempered steel (>250<350 HB >850<1200 N/mm²) • Alloy steel hardened and tempered steel (> 350 HB >1200<1620 N/mm²) • Ductile cast iron/malleable cast iron (>200<300 HB >700<1000 N/mm²) • Titanium non-alloyed (<200 HB <700 N/mm²) • Titanium alloyed (<270 HB <900 N/mm²) • Titanium Alloy (>270<350 HB >900<1250 N/mm²) • Nickel Alloy (<270 HB >900 N/mm ²) More information: | | Catalogue part number: | G1086002990 | Drilling diameter_mm: | 3.4 | Total length_mm: | 70 | Length of cut_mm: | 39 | Ratio of diameter to length of drill hole: | 4xD | Body material: | HSS-E | Sharpening: | Standard | Tip angle_°: | 135 | Internal cooling: | No |
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