Alpen Hss Forte Cobalt Drill Bit 5.5Mm

Alpen HSS FORTE COBALT DRILL BITS Size: Ø 5.5 x 93/57 mm Packaged: Qty 1 Range of application: 5% cobalt-alloyed jobber drills with an extremely sturdy construction (re-inforced web) for drilling under difficult conditions e. g. poor chipremoval and deep holes, for use in steel and cast-iron with tensile strength up to 1.300 N/mm ². Strengths Self-centering Special point shape Harder Nitro-oxidised chamfer Deep hole twist drill Big chip spaces (6 to 8 x D) Faster by special drill geometry Highly accurate centering Alpen drill bits are manufactured in Austria.