Sorzy Automatic Sewing Machine Needle Set – Complete Round Tip DB Needles (Sizes 11, 14, 16, 18), Pack of 4 (40 Pieces) DB Needle Combo Set featuring sizes 11/75, 14/90, 16/100, and 18/110, totaling 40 high-quality needles in 4 packs. Crafted from steel with complete round tips, these needles ensure smooth stitching, durability, and long-lasting performance. Size 11/75 – perfect for medium fabrics like cotton, linen, and satin. Size 14/90 – ideal for cotton and hard/heavy fabrics (excluding jeans). Size 16/100 – designed for thicker materials such as canvas, cotton duck, sailcloth, upholstery fabrics, and purses. Size 18/110 – works on cotton and heavy fabrics (excluding jeans). Each needle measures 3.8 cm in length and 0.3 cm in width and is compatible with all automatic sewing machines, making this set ideal for both home and professional use. Upgrade your sewing toolkit with this versatile and durable DB needle set for precise and effortless stitching on a variety of fabrics.