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 mainchesi osiyanasiyana amatha kukonzedwa monga momwe amafunikira, ndipo mabowo akulu amatha kukonzedwa nthawi imodzi, popanda kufunikira m'malo mwa kubowola 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 chitha kuchitidwa kuti chiwonjezeke moyo wautumiki wa chida ndikuwonjezera kulimba kwa chidacho.