A cikin wannan labarin ina so in ba ku fahimtar wani sanannen nau'in kayan aiki mara igiyar waya da ake kira "drill driver hammer drill". Alamomi daban-daban suna da ban mamaki kamance dangane da sarrafawa, fasali da aiki, don haka abin da kuka koya anan ya shafi ko'ina cikin allo.

Bakar abin wuya akan wannan 18 voltmara igiyar guduma rawar sojayana nuna "hanyoyi" guda uku wannan kayan aikin zai iya aiki a ciki: hakowa, tuƙi, da hakowa guduma. A halin yanzu kayan aikin yana cikin yanayin hakowa. Wannan yana nufin cikakken iko yana zuwa wurin rawar soja, ba tare da zamewa na kama na ciki ba.

Idan kun juya abin wuyan daidaitacce don haka alamar "screw" ta daidaita tare da kibiya, kuna da fasalin zurfin daidaitacce wanda aka kunna. A cikin wannan yanayin rawar sojan za ta ba da takamaiman adadin matsewa zuwa dunƙule da kuke tuƙi, amma ba ƙari ba. Motar har yanzu tana jujjuyawa lokacin da ka buga mashin, amma kukan baya juyawa. Kawai yana zamewa yana yin ƙara kamar yadda yake yi. Wannan yanayin shine don tuƙi sukurori zuwa madaidaicin zurfin kowane lokaci. Ƙarƙashin lambar akan zoben kama mai daidaitawa, ƙarancin ƙarfin da aka ba da shi zuwa chuck. Lokacin da suke magana game da direban rawar soja, yana nufin ikon isar da nau'ikan juzu'i daban-daban kamar wannan.

Wannan rawar soja yanzu tana cikin yanayin guduma. Chuck yana jujjuyawa tare da cikakken iko kuma babu zamewa, amma chuck shima yana girgiza baya da gaba a babban mita. Wannan girgizar ita ce ke ba da damar rawar guduma don ɗaukar ramuka a cikin masonry aƙalla 3x da sauri fiye da rawar da ba guduma ba.

Yanayin guduma ita ce hanya ta uku da wannan rawar zai iya aiki. Lokacin da kuka juya zoben don haka alamar guduma ta daidaita da kibiya, abubuwa biyu suna faruwa. Na farko, chuck zai sami cikakken karfin juyi na motar. Ba za a sami zamewa mai sarrafawa ba kamar yadda ke faruwa a yanayin direban rawar soja. Baya ga jujjuyawar, akwai kuma wani nau'in aikin guduma mai saurin girgizawa wanda ke da fa'ida sosai lokacin da kuke hako mason. Ba tare da aikin guduma ba, wannan rawar soja tana yin jinkirin ci gaba a cikin masonry. Tare da yanayin guduma, ci gaban hakowa yana da yawa, da sauri. Zan iya ciyar da sa'o'i a zahiri ƙoƙarin tono rami a cikin masonry ba tare da aikin guduma ba, yayin da zai ɗauki mintuna kafin a kunna aikin.

A halin yanzu,kayan aikin wuta mara igiyadukkansu suna da batirin lithium ion.Ba ya fitar da kansa cikin lokaci, kuma fasahar lithium-ion na iya samun kariya daga lalacewa ta hanyar lodi ko cajin baturi mai zafi. Lithium-ion kuma yana da wasu fasalulluka waɗanda ke yin bambanci, ma. Yawancin suna da maɓallin da za ku iya danna don ganin yanayin cajin baturin. Idan kuna da abubuwan ban takaici tare da kayan aikin igiya a baya, sabuwar duniyar kayan aikin lithium ion za ta ba ku mamaki da gaske. Tabbas hanya ce ta bi.