Ina whakamahere koe ki te hanga i tetahi tipu hanga tongi wai 20T/H, me mohio koe ki te utu o te wheketere tongi i ia mahi whakarite. Ko nga mahere maamaa ka awhina koe ki te whakahaere i te haumi me te whakaiti i nga whakapaunga kore, te whakarite kia tiimata pai to raina whakaputa me te mahi pai.
