hat
Gwo twou san fon kote yo pote Groove boul se yon kalite trè popilè nan woule bi. Kalite a debaz konsiste de yon gwo bag, yon bag enteryè, yon seri voye boul ak yon seri kaj. kòd la idantifikasyon di ki kalite se 6.
eng
Deep groove ball bearing is a very popular type of rolling bearings. The basic type consists of an outer ring, an inner ring, a set of balls and a set of cage. The type identification code is 6.