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Long Drill Bit for Metal DIN 340 NWKb
Drill 8.5 extra long - 305/210 HSS - Technical Articles
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  • Drill 8.5 extra long - 305/210 HSS - Technical Articles
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Drill bit 8.5 extra long 305/210 HSS DIN 1869

Artykuły Techniczne Artykuły Techniczne
3606
€11.33 tax inc.

Net price: €9.21

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In stock 6 pcs.
In stock 6 pcs.

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Description

Technical data of extra long drill 8,5

- working diameter d - fi 8,6 mmm

- total length l1 - 305 mm

- length of working part l2 - 210 mm

Extra long drill bit for metal 8,5

Drillbits very long for metal 8,5 twist very long with cylindrical shank for steel and cast iron of general use. The recommended use is for making deep holes, or when greater tool overhang is required. Application 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. It is acceptable to drill in alloy steel which has a tensile limit Rm 1200 N/mm2, zinc alloy, zinc, malleable cast iron. High quality long drill bits for metal 8,5 NWKp, with a section of 8,5 mm. The total length of the drill is 350 mm, and the length of the working part is 100 mm. It is a cylindrical, extra-long drill according to DIN 1869, made of high-alloyed HSS (High Speed Steel). The drill is designed for drilling very deep holes. It allows drilling of holes proper without pre-drilling or pilot holes. It is characterized by increased resistance to severe cutting conditions, increased abrasion resistance, as well as increased resistance to any mechanical damage (fractures, cracks, chipping, chipping). NWKp drills are suitable for machining very hard and hard-to-machine materials, including unalloyed steels, metals, copper, brass, bronze, aluminum, zinc alloys, thermosetting compounds. They are recommended for various types of conventional machine tools as well as modern CNC numerical control machines.

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Drill bit 8.5 extra long 305/210 HSS DIN 1869

Drill bit 8.5 extra long 305/210 HSS DIN 1869

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