100 Groz-Beckert 135X17 DPX17 SY3355 Industrial Walking Foot Machine Needles

100 Groz-Beckert 135X17 Industrial Walking Foot Machine Needles Description: Box of 100 Groz-Beckert® Industrial Sewing Machine Needles for Many Walking Foot Industrial Upholstery Machines. Needle System* :  135X17, DPX17 135X17 needles are also sold under these needle systems : DPX17, 135X17, 2167, SY3355, 335-03117 *A needle system is a group of needles made to fit specific sewing machines. All needles in a system are of the same length and shank size, but are of various diameters. Lower size numbers are narrower or thinner needles used for lighter materials. Higher size numbers indicate a needle of thicker diameter, used for heavier materials. Match your needle system to your machine, then the size of the needle to the product you are sewing. Groz-Beckert® 135X17 needles are available in following sizes. Please select your size. Singer Size 12 (Metric Size 80) for light fabrics. Singer Size 14 (Metric Size 90) for light to medi