100 Orange DBXK5 Ball-Point Large Eye Commercial Embroidery Machine Needles (Size 75 / 11) Box of 100 Orange Ball-Point DBXK5 Commercial Embroidery Machine Needles. Needle System* : DBXK5 (DB-K5) Ball-Point This needle is round at the shank and are normally used on commercial embroidery machines. For industrial /commercial embroidery machines such as Tajima, SWF, Barudan, etc. Will not work on sewing machines that take flat-sided shank needles.