What grease nipples can be attached to the M6 lubrication hole listed in the ball screw dimensional table?
M6 (no pitch listed): A nipple with an MT6 × 1 male thread, such as the B-MT6 × 1.
M6 × 0.75 (with pitch listed): A nipple with an M6 × 0.75 male thread, such as the B-M6F.