Gabatar da KJ421 na'ura mai ba da hanya tsakanin hanyoyin sadarwa Boring Rig - mafi kyawun mafita ga duk buƙatun ku na ban sha'awa. Wannan babbar injin hakowa an ƙera ta ne musamman don saduwa da ramuka masu girma dabam dabam, tare da sassan giciye tsakanin murabba'in mita 16-68. Na'urar hakowa tana da babban iya hakowa, tana iya hako ramuka da kusoshi a tsaye, karkatacciya da matsayi a kwance, kuma kayan aiki ne da babu makawa don gina rami.