Carbide metal multi purpose drill bit 4 mm bosch cyl 9 multi construction 2608596050 total length 75 mm cylinder shank
Centring tip active centring tip for active cutting in concrete fine grade high durable carbide extra long life best wear resistance 2 cutter awb brazing and hardening diameter optimised brazing and hardening technology to increase the robustness of the drill bit and reduce the vibration during drilling diamond ground cutting edges special ground tip enables multi purpose drilling 4 flute dura design reinforced core section for better wear resistance and stability when drilling in con
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