126 Каталог HOFFMANN GROUP 2016 Станочный режущий и вспомогательный инструмент Вер. 47 Стр.126

Каталог HOFFMANN GROUP 2016 Режущий инструмент и оснастка Стр. 126 0126 ENG Lab2u

Hoffmann Group 47 &Ba M Solid carbide stub stepped drill for tapping holes, 90° countersink Very sturdy - step length to DIN 8378. Tight concentricity tolerances between drill and counterbore 0 guarantee exact alignment. Application: Particularly suitable for NC machines and automatic machines. For thread tapping drill holes to DIN 336 sheet 1 with 90° countersink. In the following operation, the tap therefore does not have to cut into the sharp edge of the hole. Sizes F: for drilling tapping holes when the next tool is a fluteless tap. Suitable for/ Alu v, m/min Alu cast >10)651 X < 500 N X < 750 N X <900N X < 1100 N X < 1400 N X <55 HRC X <60 HRC X <65 HRC X <67 HRC INOX <900N INOX >900N Ti >850N GG(G) CuZn Uni 6 i ISO code N P H K N 1 125050 180 180 90 90 90 60 35 35 30 25 110 180 O for threads 125050 Solid carbide stub stepped drill 90° TiAIN 48.71 48.71 47.52 47.82 47.82 47.52 47.82 47.52 47.82 73.46 74.65 103.46 105.93 141.57 145.53 178.20 182.66 275.22 305.91 309.87 h8 mm 2.5 3 3.4 3.4 4 4.5 4.5 5.5 5.5 6.6 6.6 9 9 11 11 13.5 13.5 16 18 18 mm 5.3 6.8 8.8 8.8 9.6 11.4 11.4 13.6 13.6 16.5 16.5 21 21 25.5 25.5 30 30 34.5 38.5 38.5 20 20 20 20 24 24 24 28 28 34 34 47 47 55 55 60 60 65 73 73 62 62 62 62 66 66 66 66 66 79 79 89 89 102 102 107 107 115 123 123 mm 6 6 6 6 6 6 6 6 6 10 10 12 12 14 14 16 18 18 mm/rev 0.05 0.05 0.08 0.08 0.08 0.08 0.08 0.08 0.08 0.11 0.11 0.11 0.11 0.14 0.14 0.18 0.18 0.18 0.18 0.18