"1. parts of conical roller bearings, tapered roller bearings ring after grinding processing (round) made of alloyed steel grade-term shh15, according to the standard iso 492-94: or-bt2-0130b-1232sht.torhovelna brand: skf . bearing rings after sanding, use-channeled to manufacture tapered roller bea
0 # & roller accessories of automatic dry film cutting machines, used for printed circuit boards. (roller (90 * 860) spare part of auto cut sheet laminator) # & kr "