standard ball bearing angular contact ball bearing B7028ACD/P4 DUM 140*210*33MM*2 LYZYC precision bearing is a leader in both the design and manufacture of super precision P4,P2 machine tool bearings. Products range: Angular contact ball bearing-70/72/718/719 series Ball screw bearing-760203TN1-760224TN1,760304TN1-760324TN1,BS1547-BS100150/TAC type Cylindrical roller bearing NN3005K/W33-NN3064K/W33 N1008K---N1024K Hybrid ceramic bearing:H70/HQ1,H719/HQ1,72/HQ1,718/HQ1 High Speed Thrust angular ball bearing:BAR10S/H,BNR10S/H,BTR10S/H Sealed bearing:HSS70,HSS719 series Non-standard bearings Precision:P4,P2/ABEC7,ABEC9 ISO9001:2008 Application area: High speed precision machine tool,Engraving machine,Milling machine,Grinding machine,spindle,High speed wire rolling mill,aerospace.etc. Advantages: Advanced technology and equipment&skillful workers,Complete models &enough stock,High speed,Low noise,long-life,perfect after-sale service Contact person:Jessica Wang Email: liuping@lyzyc.cc Skype:jessica419419 MSN:precision_bearing@live.com Tel:15236699028/0379-64390888