Model no.:633,634,635 ,636,637,638,639,6300,6301,6302,6303,6304,6305 Our company is specialized in producing deep groove ball bearing, stainless steel ball bearing, non-standard ball bearing and all kinds of bearing components (including: bearing ring, shield, seal and cage). Our products are widely used in electric motors, fishing tackles, various household appliances, automobile, power tools, mechanical devices. Especially our leading products: the 608 bearing for motor of air conditioners and the stainless steel ball bearing for fishing tackles, both of which enjoy very high reputation in relative industry field.