Environmentally Conscious and Economically Sound Machine Dismantling Forum > Madison, WI
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> Koolcarb coolant feeding solid carbide drill #17402031
Koolcarb coolant feeding solid carbide drill #17402031
Coolant feeding S.C. Koolcarb double margin drills provide excellent hole straightness and smoother finish.
125 four facet web thinned point starts best into a larger point angle.
Straight flute, right hand cut.
Allow 2.5 x up to 1/4" (6.35mm), 2 x up to 7/16" (11.1mm) and over 7/16" allow 1.5 x of flute for chip exit.