All needles in a system are of the same The cross fibers which constitute the knit or loosely woven materials are relatively far apart as compared to those in tightly woven material. Ball Point (BP) (FFG/SES) needles are designed to alleviate making holes in knit or loosely woven materials. The cross fibers which constitute the knit or... Walking Foot Sewing Machine Needles, Ball Point, 135x17, Size 10/70. Skip to the beginning of the images gallery. In Stock. Item: OB135.10 This creates a hole in the fabric. Pack of 10 Groz-Beckert Ball-Point Industrial Sewing Machine Needles. Sewing Needles & Needles for Sewing at Needle System* :Â 135X17, DPX17 135X17 needles are also sold under these needle systems : DPX17, 135X17, 2167, SY3355, 335-03117 Ball Point (BP) (FFG/SES)Â needles are designed to alleviate making holes in knit or loosely woven materials. Groz Beckert 135X7 135X5 134R DPX5 BALL POINT Lockstitch Sewing Machine Needles Ball Point Needles For Sewing Machine 10 Pk. Groz-Beckert 135X17 FFG/SES Ball-Point Walking Foot Sewing Machine Needle (Singer Size 10 (Metric Size 70 Ball Needle 4., 6 out of 5 stars Best Sellers Rank #159,997 in Arts, Crafts & Sewing (See Top 100 in Arts, Crafts & Sewing) Singer Size 10 (Metric Size 70) for very light fabric Singer Size 11 (Metric Size 75) for light fabric Singer Size 12 (Metric Size 80) for light fabric Singer Size 14 (Metric Size 90) for light to medium weight fabric Singer Size 16 (Metric Size 100) for medium fabric Singer Size 18 (Metric Size 110) for medium heavy to heavy fabric Needle System* : 135X17, DPX17 135X17 needles are also sold under these needle systems : DPX17, 135X17, 2167, SY3355, 335-03117 Ball Point (BP) (FFG/SES) needles are designed to alleviate making holes in knit or loosely woven materials. Needle System* : 135X17, DPX17