304 Stainless Steel Ball Half Hole Thread Steel Ball OD:15-60mm M10 M12 M14 M16
The unbranded ball bearings work in many setups, and you will find that they spin freely.
304Stainless Steel Ball Blind Half Hole Female Thread Steel Ball M10 M12 M14 M16
Warm Reminder: The Picture Is For Reference Only, And The Size, Color, Printing, Etc. This Series Of Drilling Balls Has A Complete Range Of Models And A Wide Range Of Applications, With A Smooth Surface, No Burrs, Polishing, And Polishing.