Fine Factory Spiral/Sightight Flute Step Drill Bit For Stainless Steel

Kubowola kwachitsulo kothamanga kwambiri kumagwiritsidwa ntchito kwambiri pobowola mbale zoonda zachitsulo mkati mwa 3mm.Kubowola kumodzi kungagwiritsidwe ntchito m'malo mobowola kangapo.Mabowo a ma diameter osiyanasiyana amatha kukonzedwa momwe amafunikira, ndipo mabowo akulu amatha kukonzedwa nthawi imodzi, popanda kufunikira kosintha pobowola ndikubowola mabowo.Pakadali pano, kubowola kofunikira kumapangidwa ndi CBN-yonse akupera.Zidazo ndi zitsulo zothamanga kwambiri, carbide yolimba, ndi zina zotero, ndipo kulondola kwa kukonza ndipamwamba.Malingana ndi zochitika zosiyanasiyana zogwirira ntchito, chithandizo cha ❖ kuyanika pamwamba chikhoza kuchitidwa kuti chiwonjezeke moyo wautumiki wa chida ndikuwonjezera kulimba kwa chida.