Kei ngā pūhiko whakamahitahi tōna iwi, e tuku ana i te mohiotanga nui mo ngā mahi whakapiri me ngā mahi whakaeke i roto i ngā rōpū motokā, hanga whare, me ngā mahi whakawhanake. E ai he kore hīrae, pneumatic, me ngā momo āhuarangi, kei raro i a rātou ngā mīhini kore hīrae rānei kāngia ana ngā pere i roto i ngā pere kaha, me ngā mīhini āhuarangi kaha ki te tukua mai i ngā pere kēhua rānei me te whakapiri pai o ngā pere waka. Kei raro i a rātou ngā kahu matua me ngā hangarau kawe para hei whakaiti i te kaiwhakatūka, ā, ko ngā kauwhata kapa ā-wā rānei e whakaaetanga i te whakatika i ngā tonu rerekē. He pai ki ngā mīhinga me ngā kaihangatia, e whakakotahi ana i te kaha me te whakaū mo ngā mahi nui.