Ihe ọkpụrụkpụ bụ 0.8-1.0mm,1.0-1.2mm,1.2-1.5mm. Ọkpụrụkpụ nke ọ bụla nwere otu igwe. Ọdịdị Torrist, otu akụkụ nwere ike ịkwaga ma mezie obosara
1.Yingyee nwere ahụmahụ injinia maara otú e si emeso echichi na ndị ọzọ okwu.
2.Supply eletrọnịkị eserese, PLC na-edozi ntuziaka na vidiyo, na-enye ihe ndozi roller- vidiyo ndu; ọkọnọ ịbịaru nke rollers ma ọ bụrụ na ọ dị mkpa.