Bench grinder Osisi sander Onye na-egweri sander Ihe ọkpụrụkpụ Kpọọ nkụ Osisi lathe Band hụrụ Pịgharịa hụrụ Okpokoro osisi Onye na-anakọta uzuzu osisi Nka nkọ mmiri Vidiyo ngwaọrụ ike ndị ọzọ Nyocha ngwaahịa & nnwale Ihe eji arụ ọrụ ike nke Allwin rụọ ọrụ nka osisi