Ichi ndi chinthu chatsopano chokonzedwa ndi ife.Poyerekeza ndi mtundu wam'mbuyomu wogulitsidwa ku Amazon, kukhathamiritsa kwina kwapangidwa mwantchito ndi kapangidwe:
1. Mitundu ya batri yogwirizana ndi yosiyana: mtundu wakale wa Amazon umangogwirizana ndi Makita / Dewalt / Black & Decker / Porter / Stanly / Ryobi mabatire awa sagwirizana ndi Bosch / Milwaukee;mtundu watsopano umagwirizana ndi mitundu ya mabatire a Bosch/Milwaukee/Craftsman pamaziko a mtundu wakale wa Amazon;
2. Pamene mtundu wakale wa Amazon umagwiritsa ntchito mabatire a Ryobi, mabatire a Makita okha angagwiritsidwe ntchito, sangathe kugwiritsa ntchito mtundu uliwonse wamtundu wa Bosch/Milwaukee/Dewalt/Black&Decker/Porter/Stanly nthawi yomweyo, ndi zatsopano. Mtundu utha kugwiritsa ntchito mabatire aliwonse omwe ali pamwambapa mukamagwiritsa ntchito Ryobi / Craftsman, chifukwa bolodi la batri limatha kusintha.