Wood Boring Forstner Drill Bit Set
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Zopangira matabwa zomangira mabowo zimapangidwa ndi zida zolimba zomwe zimadula matabwa moyenera komanso mwaukhondo. Ukadaulo wochizira kutentha. Tsambalo ndi lakuthwa, lolimba kwambiri, komanso lolimba. Thupi lachitsulo lolimba lolimba limatsimikizira kuuma kwakukulu, anti- dzimbiri, lakuthwa komanso lolimba. Kubowola bwino kwambiri ndi bowo la macheka, lomwe lili ndi nsonga yopindika. Poyerekeza ndi ma drill wamba a Forstner, nthawi zazifupi kwambiri zimakwaniritsidwa.
Zobowola za Forstner zili ndi mano atatu komanso kuyeretsa m'mbali ziwiri, zomwe zimachepetsa kukana ndikuwonjezera mphamvu. Ndi kubowola kwa dzenje, mutha kubowola mabowo athyathyathya ndi mabowo amthumba mosavuta, kuchotsa tchipisi chosalala, kubowola bwino, kusagwedezeka kwa m'mphepete pakubowola, kukhazikika kwambiri, komanso mabowo apamwamba kwambiri.

Sizingatheke kusintha kuya kwa kubowola, koma ndi Forstner drill bit, mumathanso kubowola matabwa a makulidwe osiyanasiyana, zomwe zimapangitsa kubowola kukhala kosavuta. Ndi mano ake odulira akuthwa kwambiri, kabowo kakang'ono kameneka ndi kabwino kwambiri podula mitengo yolimba komanso yofewa bwino, kaya mukugwira ntchito ndi chitsulo kapena matabwa.