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- 72h delivery
- 14 days to return
Description
Technical data of long drill 7,4
- working diameter of the drill d- 7.4 mm,
- total length l1 - 156,0 mm,
- length of the side part l2 -102,0 mm.
Long drill bit for metal 7,4
Specialized long drill bit for metal 7,4 twist, with smooth cylindrical shank for drilling through-holes and blind holes in hard and hard-to-machine materials. Designed for professional processing in large metalworking plants using not only conventional drills, milling machines and lathes, but also modern CNC computer-controlled machine tools. Long drills for metal 7,4 of this type have 2 blade centers, an angle of 118 degrees, strong ground cutting edges insensitive to impact and special grooves for chip removal up the drilled hole. The drills in our offer are manufactured according to the NWKb, DIN 340 dimensional standard from modern HSS high-speed steel characterized by high cutting properties. Drills made of this steel are high-performance and very accurate. They allow drilling at high speeds, and their blades are resistant to high temperatures (up to 600 degrees C). They can be used for machining materials classified as P1.2 - P1.3.
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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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