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Metal drill bit 7 long 156/102 HSS DIN 340
Artykuły Techniczne Artykuły Techniczne
0203
Diameter (mm): 7140 sizes of this drill
11,11,21,31,41,51,61,71,81,922,12,22,32,42,52,62,72,82,933,13,23,33,43,53,63,73,83,944,14,24,34,44,54,64,74,84,955,15,25,35,45,55,65,75,85,966,16,26,36,46,56,66,76,86,977,17,27,37,47,57,67,77,87,988,18,28,38,48,58,68,78,88,999,19,29,39,49,59,69,79,89,91010,110,210,410,510,610,710,810,91111,111,211,311,411,511,611,711,811,91212,112,212,312,412,512,712,81313,313,513,71414,2514,51515,515,751616,51717,2517,51818,2518,518,751919,2519,520
€2.27 tax inc.
Net price: €1.84
Instant Shipping
W magazynie: 10-100 szt.
Description
Technical data of long drill fi 7
| Technical data | |
|---|---|
| Drill working diameter d | fi 7 mm |
| Overall length l1 | 156 mm |
| Length of working part l2 | 102 mm |
Cutting parameters of long drill fi 7 mm HSS NWKb
| ISO symbol | Material | Cutting speed Vc [m/min] | Feed per revolution f [mm] | Revolutions n [obr/min] | Total feed rate [mm/min] |
|---|---|---|---|---|---|
| P | Steel | 12-21 | 0,06 | 546 | 33 |
| K | Cast iron | 10-15 | 0,06 | 455 | 27 |
| Copper and alloys | 12-25 | 0,08 | 546 | 44 |
May be useful
Cutting parameters calculator
Long drill bit for metal fi 7
High-quality long drill for metal fi 7 twist drill for drilling through-holes and blind holes in materials of P1.2 - P1.3 class (metals, unalloyed steels, copper, aluminum, metal alloys and thermoplastics). Offered by us long drills for metal fi 7.0 of this type have 2 central blades, ground strong cutting edges resistant to impact and lateral forces. The drills in question are made according to the NWKb, DIN 340 dimensional standard from special HSS - High Speed Steel. This is a steel distinguished by high cutting parameters, allowing drilling holes with low roughness. In addition, HSS drills are resistant to harsh working conditions and resistant to a variety of mechanical damage, including breaking, cracking, chipping, breaking out and even dulling, which significantly extends their service life. Our drills are also characterized by high heat resistance (up to 600 degrees C) and high hardness. They are suitable for conventional drilling machines and computer numerical control machine tools - CNC.
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Shipping
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 |
| Courier GLS | Cash on delivery | 17,26 zł gross | Lead time 1 working day |
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