Ko tetahi o nga ahuatanga matua e wehe ana i tenei mono ko tana hono porohita. Ma tenei hoahoa e whakarite he hononga haumaru me te pono, hei aukati i te momotu ohorere ka puta he mate hiko, he morearea haumaru ranei. Ko te hononga porowhita ka whakanui ake i te roanga o te mono, ka taea e ia te tu ki te whakamahi auau me nga tikanga mahi kino. I tua atu i o raatau hoahoa maamaa me te roa, ko o maatau 250A teitei o naianei he pai ki te whakamahi. He ahua ergonomic, he ngawari ki te whakahaere me te whakauru, me te whakarite i te wheako kore awangawanga mo o kaimahi. Ko te mono he tohu-tae hoki mo te tautuhi tere me te arowhai polarity, kia piki ake te pai me te whakaiti i te wa heke.