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Tungsten Carbide Taper Drill Button Bit Angle 6 12 Degree

Tungsten carbide taper knock off button drill bit 1taper angle 4 , 4 46, 6 , 7 , 11 , 12 2models chiselcrossbutton bit 3dia 20-45 mm 4button bit shape sphericalparabolic 5socket inside dia 15192225mm our tapered drill bits are made with high quality alloy steel bar and tungsten carbides, through heat treatment.1.

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