China ground ball screw Ground ball screw diameter 8mm, pitch 2mm Machine end for 6mm bearing support 0802 ball screw nut as per drawing Material: GCr18 size from 0401, 0501, 0502, 0601, 0602, 0801, 0802, 0803, 0804, 0805 1001, 1002, 1003, 1004, 1201, 1202, 1203, 1204, 1205, 1210, 1402, 1403, 1404, ...