ʻO nā wiliwili lepo piha ka mea hoʻohana maʻamau no nā ʻano hana wili. Hiki iā ʻoe ke koho i nā mea kila kiʻekiʻe kiʻekiʻe e like me M42, M35, M2, 4341 a me 4241 e hōʻoia i ka hana ʻoki maikaʻi a me ka lōʻihi. Hāʻawi pū mākou i nā kūlana hana like ʻole, me DIN 338, DIN 340, DIN 1897, a me Jobber lōʻihi e hoʻokō i kāu mau pono like ʻole.
Loaʻa kēia mau ʻāpana drill twist i nā ʻano hoʻopau like ʻole, ʻaʻole i ʻoi aku ka maikaʻi o ka hana, akā i ka nani hoʻi. Inā makemake ʻoe i ka waihoʻoluʻu ʻokoʻa, hiki iā mākou ke hana iā ʻoe.
Hele mai nā drills me nā kihi kikoʻī ʻelua: 118 degere a me 135 degere, a me kahi koho o ka hoʻohui ʻana i nā ʻaoʻao māhele e hoʻokō i nā pono o nā mea like ʻole a me nā noi. Eia hou, hiki iā ʻoe ke koho mai nā ʻano shank like ʻole e like me nā shanks round straight, triangular flat bottom a i ʻole hexagonal shanks, e pili ana i nā koi o ka hana.
Hāʻawi mākou i nā nui maʻamau mai 0.8 mm a 25.5 mm, 1/16 iniha a i 1 ʻīniha, #1 a i #90, a me A i Z e hōʻoia i hiki iā ʻoe ke loaʻa ka nui kūpono no kāu hana. Inā makemake ʻoe i ka nui ʻē aʻe e pili ana i luna, e ʻoluʻolu e kelepona mai iā mākou.
Inā ʻoe e hana ana i ka hana metala, ke kūkulu ʻana, a i ʻole kahi kahua ʻē aʻe, hāʻawi nā ʻāpana drill twist piha iā ʻoe i ka hana ʻoi aku ka maikaʻi a me ka hilinaʻi. Inā pono ʻoe e wili wikiwiki a pololei a hana paha i nā mea kūikawā, loaʻa iā mākou nā huahana e hoʻokō i kāu mau pono. Hāʻawi ka laulā o nā huahana i kahi koho ākea no kāu papahana, e hōʻoia ana e loaʻa iā ʻoe nā hopena maikaʻi loa no kāu hana. Ke koho ʻoe i nā ʻāpana drill twist piha, loaʻa iā ʻoe ka hui kūpono o ke ʻano kiʻekiʻe, versatility a me ka hilinaʻi.