ʻO Rockben kahi mea hanaʻoihana hana hana a me nā lako hana hana lawelawe.
ʻOi aku ma mua o 100 mau kiko'ī i loaʻa. A pau ʻO nā hana hana hana loaʻa i kahi hoʻolālā koʻikoʻi a me ka maikaʻi kūpono. Ua hanaʻia nā wāwae a me nā wāwae o ka papaʻaina o ka papa inoaʻo 2.0mm still-colled cheel bit cheel e hōʻoia i ka nui o ka huahana. HE MEA Nā papa hana hiki iā ia ke hana i ka hana kaumaha loa o 1000 kg, i hoʻohana nuiʻia i nā noi o nāʻoihana. Loaʻaʻia nāʻano o nā pale lole baite pālani, a me nā mea hana a me ka hana kūʻokoʻa a me nā pono palekana, nā huahana mea kūʻai aku hana oe kūpono no kekahi papa hana.