HSS-CNC metal drill bits, 124°, “Pro-Tec”, 4.0 – 10 mm, set of 5 pcs.

HSS-CNC metal drill bits, diameters 4, 5, 6, 8, 10 mm, deep ground, made of M2 steel, tip angle 124°, chisel correction E, DIN338, working lengths: 4 mm – 43 mm, 5 mm – 52 mm, 6 mm – 57 mm, 8 mm – 75 mm, 10 mm – 87 mm; total lengths: 4 mm – 75 mm, 5 mm – 86 mm, 6 mm – 93 mm, 8 mm – 117 mm, 10 mm – 133 mm; maximum rotational speeds: 4 mm – 1800 rpm, 5 mm – 1500 rpm, 6 mm – 1300 rpm, 8 mm – 1000 rpm, 10 mm – 800 rpm; set of 5 pieces.