E56 d h6 +0,5 l 1 R13 d 2 l 2 d 4 d 3 -0,1 1 d = 4 d 1 +0,5 h6 +0,2 4 ±0,5 271. PUNCH SIMILAR TO DIN 9844, SHAPE B Material: Tungsten-Cobalt-Carbide Order No 271.9. Execution: Shaft precision ground. Head: Steel, brazed to shaft or Tungsten-Cobalt Carbide. Other diameters and lengths on request. Gradation d1 d1 d2 d3 l2 r l1 71 90 112 0.5 0.05 2 3.6 7 0.2 ● ● ● 1.95 0.05 2.5 4 7 0.2 ● ● ● 2.5 0.1 3.2 5 7 0.3 ● ● ● 3.2 0.1 4 7 7 0.3 ● ● ● 4 0.1 5 8.5 7 0.5 ● ● ● 5 0.1 6.3 10 7 0.5 ● ● ● 6.3 0.1 8 12 16 0.7 ● ● ● 8 0.1 10 14.5 16 0.7 ● ● ● 10 0.1 12.5 18 16 1 ● ● ● 12.5 0.1 16 22 16 1 ● ● ● 271. Punch similar to DIN 9844, Shape B Ordering Code (example): Punch similar to DIN 9844, Shape B = 271.9. Cutting diameter d1 7.3 mm = 0730. Length l1 71 mm = 071 Order No = 271.9. 0730. 071
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