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NWKc Morse metal drill bits DIN 345
Drill 12 mm extra long - 330 mm / 480 mm HSS
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  • Drill 12 mm extra long - 330 mm / 480 mm HSS
  • Drill 12 mm extra long - 330 mm / 480 mm HSS - nr. 1
Artykuły Techniczne

Drill 12 extra long 330/480 HSS DIN 1869

Artykuły Techniczne Artykuły Techniczne
751036
Diameter (mm): 1224 sizes of this drill
22,533,544,555,566,56,777,288,58,68,89101111,5121314
€29.13 tax inc.

Net price: €23.68

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W magazynie: 3 pcs.
W magazynie: 3 pcs.

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Call and order: (44) 755-04-05

Description

Technical data of extra long drill fi 12

Technical data
Working diameter of drill d fi 12 mm
Overall length l1 330 mm
Length of working part l2 480 mm

Cutting parameters of extra long drill fi 12 mm HSS NWKp

ISO symbolMaterialCutting speed Vc [m/min]Feed per revolution f [mm]Revolutions n [obr/min]Total feed rate [mm/min]
P Steel 12-21 0,12 318 38
K Cast iron 10-15 0,12 265 32
Copper and alloys 12-25 0,16 318 51

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Cutting parameters calculator

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.

Extra long drill bit for metal 12

Extra long metal drill fi 12 twist extra long with cylindrical shank for steel and cast iron for 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 permissible to drill in alloy steel which has a tensile limit Rm 1200 N/mm2, zinc alloy, zinc, malleable cast iron

Modern NWKp drill bit, with a diameter of 12 mm and a length of 480/330. It is a fi 12 extra -long cylindrical metal drill bit, designed for drilling deep holes in hard and hard-to-machine materials. It is made in accordance with the standards of the dimensional standard DIN 1869. It is suitable for high-performance and precision drilling of deep holes, including in concave profiles. It is suitable for proper hole drilling without pre-drilling, scoring and pilot drilling. NWKp drills in our store are suitable for professional machining using conventional drills, lathes, milling machines, as well as modern CNC numerical machine tools. The advantage of the drills is above-average hardness and durability, as well as increased resistance to very heavy cutting conditions. This is the result of producing the drill bits from modern high-grade HSS high-speed steel.

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Drill 12 extra long 330/480 HSS DIN 1869

Drill 12 extra long 330/480 HSS DIN 1869

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All orders are delivered by courier company GLS. For orders exceeding 369 PLN gross shipping is FREE

Courier GLS Przelew24 / Prepayment 14,76 zł gross Delivery time 1 working day
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