... Order available Deatailed Product Description HK1212 Needle NTN Bearing Model No.HK1212CategoryNeedle BearingSpecification12*18*12mmMaterial TypeBearing steel,Carbon steel,Stainless steelSeal ... systems, photo & film processing machinery, spin machine,dying & printing machinery,etc.Model No.: UC, UCP, UCF, UCFL, UCT, UCPH, UCPA, UCFA, UCFC ...