Features: Enhancing your sewing efficiency with our Industrial Sewing Machine Accessories Sewing Machine Needle Gauge Set, specifically for Double Needle Sewing Machine. Crafted from metal, this double needle gauge set boasts good durability and wear resistance, ensuring long time use in demanding sewing environment. Suitable for sewing enthusiasts, professional tailors, and small garment factories who seeks to improve their sewing efficiency and productivity. Widely use for home sewing, and educational institutions teaching advanced sewing techniques. With its easy installation, this needle gauge set is must have accessory for anyone serious about sewing excellence. Specifications: Color: Black Component: Metal Type: 1/2Inch; 1/4Inch; 1/8Inch; 5/8Inch; 5/16Inch; 7/8Inch Size: As Picture Shown Weight: Approx. 90-140g Package Includes: 1Set Sewing Machine Needle Attachment note: 1.Please allow 0-1cm error due to manual measurement. Be sure you donot mind before bid. 2.Due to difference between different monitors, the picture may not reflect the actual color