Shandong Karfe bututu Factory gabatar da bambanci tsakanin sumul karfe bututu da daidaici karfe bututu
1, babban fasali na m karfe bututu ne babu waldi kabu, iya jure mafi girma matsa lamba.Samfurin na iya zama simintin simintin gyare-gyare ko bugun kira mai sanyi.
2. Madaidaicin bututun ƙarfe shine samfurin da ya fito a cikin 'yan shekarun nan.Ya fi dacewa yana da tsauraran juriya da rashin ƙarfi akan ramin ciki da girman bangon waje.
Lokacin aikawa: Agusta-22-2023