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Twist drill bit type N
solidfor plasticsfor cast iron

twist drill bit
twist drill bit
twist drill bit
twist drill bit
twist drill bit
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Drilled material
for plastics, for cast iron, for aluminum, for brass, for non-ferrous metals, for steel
Drill bit material
Other characteristics
coated, twist, Morse taper, DIN 345

Min.: 10 mm (0.39 in)

Max.: 60 mm (2.36 in)


Min.: 168 mm (6.61 in)

Max.: 422 mm (16.61 in)


Highly efficient standard drill with morse taper. For drilling steel, cast steel and cast iron – alloyed and unalloyed. Highly secure against fracture. Surface bright / Black surface Cutting direction right hand cutting Shank MT4 Drilling depth 6 x D Point cut Shape A: Cut chisel edge Point angle 118° Helix angle 20-30° Tolerance h8 Profile of flute normal Core normal The unit is manufactured by Ruko, and is a highly efficient standard twist drill that is ideal for use in a wide variety of drilling operations. The unit has been specifically developed to drill materials made of various steel types such as steel, and cast steel that are alloyed and unalloyed with a strength rating of 900 N/mm².



Other RUKO GmbH Präzisionswerkzeuge products

Twist drills

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