Jiri nhọrọ kasị mma mechie ahịrịokwu na-esonụ: Olee otú m pụrụ isi gwuo mgbidi na-adịghị emebisị ihe?  Nhọrọ: - Iji duct teepu, itinye a ọkọlọtọ swivel-isi drywall osisi sander na isiike ndọtị tube nke gị mmiri / akọrọ shop agụụ na-edebe agụụ nozulu nso sandpaper, na dị nnọọ n'okpuru ya na ị ga-achọ ihe mmezi ogologo nke sooks gị agụụ iru n'uko na n'akụkụ. - Iji duct teepu, itinye a ọkọlọtọ swivel-isi drywall osisi sander na isiike ndọtị tube nke gị mmiri / akọrọ shop agụụ na-na agụụ nozulu nso sandpaper, na dị nnọọ n'elu ya na ị ga-achọ ihe mmezi obere ogologo nke sooks maka gị agụụ iru n'uko na n'akụkụ.  Azịza:
Iji duct teepu, itinye a ọkọlọtọ swivel-isi drywall osisi sander na isiike extension tube gị mmiri / akọrọ shop agụụ na-edebe agụụ nozulu nso sandpaper, na dị nnọọ n'okpuru ya na ị ga-achọ ihe mmezi ogologo nke sooks maka gị agụụ iru n'uko na n'akụkụ.