HSS-Co metal drill bits 1.0-13.0 mm, set of 25 pcs.

HSS-CNC metal drill bits, 124°, "Pro-Tec", 1.0 - 13.0 mm, set of 25 pieces, 55-090 by NEO TOOLS are deeply ground according to DIN 338 and made of M2 steel. The 124° tip geometry with E-type shear correction facilitates drilling without scoring and stable tool guidance. The working part lengths are 1:12 mm, 1.5:18 mm, 2:24 mm, 2.5:30 mm, 3:33 mm, 3.5:39 mm, 4:43 mm, 4.5:47 mm, 5:52mm, 5.5:57mm, 6:57mm, 6.5:63mm, 7:69mm, 7.5:69mm, 8:75mm, 8.5:75mm, 9:81mm, 9.5:81mm, 10:87mm, 10.5:87mm, 11:94mm, 11.5:94 mm, 12:101 mm, 12.5:101 mm, 13:101 mm, and total 1:34 mm, 1.5:40 mm, 2:46 mm, 2.5:57 mm, 3:61 mm, 3.5:70 mm, 4:75 mm, 4.5:80 mm, 5:86 mm, 5.5:93 mm, 6:93 mm, 6.5:101 mm, 7:109 mm, 7.5:109 mm, 8:117 mm, 8.5:117 mm, 9:125 mm, 9.5:125 mm, 10:133 mm, 10.5:133 mm, 11:142 mm, 11.5:142 mm, 12:151 mm, 12.5:151 mm, 13:151 mm - Recommended maximum speeds are 1:3500 rpm, 1.5:3000 rpm, 2:2500 rpm, 2.5:2200 rpm, 3:2000 rpm, 3.5:1900 rpm, 4:1800 rpm, 4.5:1600 rpm, 5:1500 rpm, 5.5:1300 rpm, 6:1300 rpm, 6.5:1200 rpm, 7:1100 rpm, 7.5:1000 rpm, 8:1000 rpm, 8.5:800 rpm, 9:800 rpm, 9.5:800 rpm, 10:800 rpm, 10.5:650 rpm, 11:600 rpm, 11.5:600 rpm, 12:500 rpm, 12.5:500 rpm, 13:500 rpm. NEO TOOLS drills are intended for drilling in steel, cast iron, non-ferrous metals (copper, aluminium, brass) and plastics.

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