201465 201435 201465014 201465015 201465016 201465017 201465018 201465019 201465020 201465021 201465022 201465023 201465024 201465025 201465026 201465027 201465028 201465030 201465032 371 14-32 mm I 30° 122° Z 2 E H I N H 50 mm Weldon Weldon 19 mm 3/4" Art. mm I 14 I 15 I 16 I 17 I 18 I 19 Art. mm I 20 I 21 I 22 I 23 I 24 I 25 Art. mm I 26 I 27 I 28 I 30 I 32 1433 TWIST DRILLS With internal cooling supply Will be delivered without pin for opening the cooling supply (see accessories if required). Powder steel + DURABLUE-coated twist drill with internal cooling supply, drill depth 50 mm, Weldon shank PROPERTIES Made of ASP powder steel for drilling difficult materials like railway tracks, stainless steels, and exotic alloys. Applicable wherever a high wear resistance and tool life are required. Our first-class twist drills are equipped with the unique and patented DURABLUE-coating. They offer extreme surface hardness and sleekness while yielding high performance tool life even under unsatisfactory conditions such as overhead work and dry drilling. Karnasch twist drills are produced in a heavy-duty geometry for immediate self- centering, easy cutting, and have the highest tool life. ACCESSORY The pin is only neccessary if you use tool holders with an internal cooling supply (see pages 463-465). For Art. 20 1430 page 370 and for Art. 20 1465 Alu Steel Stainless Copper, brass, tin Plastics GRP/CRP Gray cast iron Hastelloy, Inconel, exotic materials APPLICATION Hardox 400 Pin for opening the cooling supply. Cutting data Movie < 1400 N > 900 N > 10% Si DRILL-L INE 50 PRO 11 Index 10 9 OIL 8 7 6 5 4 3 2 1
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