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Drill bit 1.7 long for metal - 76 mm / 50 mm HSS DIN 340 NWKb
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  • Drill bit 1.7 long for metal - 76 mm / 50 mm HSS DIN 340 NWKb
  • Drill bit 1.7 long for metal - 76 mm / 50 mm HSS DIN 340 NWKb - nr. 1

Drill 1.7 long 76/50 HSS DIN 340

Artykuły Techniczne Artykuły Techniczne
10929
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Net price: €0.66

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Description

Technical data of long drill fi 1,7

Technical data
Working diameter of drill d fi 1,7 mm
Overall length l1 76 mm
Length of working part l2 50 mm

Cutting parameters of long drill fi 1.7 mm HSS NWKb

ISO symbolMaterialCutting speed Vc [m/min]Feed per revolution f [mm]Revolutions n [obr/min]Total feed rate [mm/min]
P Steel 12-21 0,04 3474 139
K Cast iron 10-15 0,04 2895 116
Copper and alloys 12-25 0,05 3474 174

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Cutting parameters calculator

Long drill bit for metal fi 1,7

Precision long drill bit for metal fi 1,7, cylindrical, long section 1,7 mm for drilling cylindrical through-holes and blind holes. Made in accordance with the dimensional standard NWKb, DIN 340, entirely from high-speed tool steel HSS - High Speed Steel. This is a steel that allows for much higher cutting effects, primarily better accuracy and precision. Long metal drills fi 1,7 cylindrical of this type are also characterized by higher hardness and durability against abrasion under the influence of high temperatures generated during high-speed drilling. They can be used for professional processing of hard materials falling into the category P1.2 - P1.3. These are metals, unalloyed steels, brass and copper alloys, as well as aluminum alloys giving short chips. The drills are designed for professional processing of materials using conventional machine tools, milling machines, lathes and CNC machine tools.

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Drill 1.7 long 76/50 HSS DIN 340

Drill 1.7 long 76/50 HSS DIN 340

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