self-centering, extended HSS metal drill 7.5-225/155 mm, Alpen [0010100750100]

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self-centering HSS metal drill 7.5 mm from Alpen [101007501]:

• Precision ground rotary drill, industrial quality,
• for precise drilling of unalloyed and alloyed steel, gray cast iron, malleable cast iron, copper alloys, nickel-rich brass, graphite, sintered steel,
• when drilling deep holes, pay attention to the correct selection of drilling speed, feed, chip removal and cooling,
• the drill is manufactured according to DIN 1869 ,
• has a specially sharpened tip, the so-called splitting point , thanks to which you can drill precisely without perforating any surface, including round ones (pipes, solid shafts)
• elongated HSS grinding drill with a specially sharpened tip at an angle of 118 degrees,
• due to the oxidized coating of the groove helix, chips are quickly removed during drilling.

parameters of the extended HSS metal drill bit 7.5 mm [101007501]

• diameter : 7.5 mm,
• apex angle : 118 ^degrees ,
• Total length : 225 mm,
• working length : 155 mm,
• packaging : plastic box