Double functions: for threading, it can help pass thread through the needle eye conveniently, in case of poor eyes or poor lighting; For inserting, it holds needles firmly to prevent falling while changing needles Reliable material: this set of needle threading tools are made of quality plastic and metal, durable and firm to use, solid construction, not easy to deform or break, good quality that can serve you for long time Wide applications: suitable for most of the household multifunctional sewing machines without automatic threading, and it is also work for the locking machine, the tension sewing machine, old sewing machine etc. Portable needle inserter: inserter holds needle steady for easy machine insertion and removal, great for replacing or adding drawstrings, making your craft work easily and quickly, save you much effort and time, reduce eyes strain Easy to use: for threading, firstly, insert the thread into the V-groove of threader; Secondly, place the V-groove over the needle just above the needle eye; Thirdly, slide the threader down the needle while pushing it gently until the threader pin goes into the needle eye Features: Portable needle inserter: Inserter holds needle steady for easy machine insertion and removal, great for replacing or adding drawstrings, making your craft work easily and quickly, save you much effort and time, reduce eyes strain. Double functions: For threading, it can help pass thread through the needle eye conveniently, in case of poor eyes or poor lighting. For inserting, it holds needles firmly to prevent falling while changing needles. Easy to use: For threading, firstly, insert the thread into the V-groove of threader; Secondly, place the V-groove over the needle just above the needle eye; Thirdly, slide the threader down the needle while pushing it gently until the threader pin goes into the needle eye. Specifications: Length: 7.5 cm/ 3 inches Diameter: 1 cm/ 0.4 inch Material: plastic and metal Color: blue Quantity: 10 pieces Package includes: 10 x Needle threaders 1 x Instruction Note: Please allow 1 - 3 mm error due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Note: Please allow 1-3 mm error/1-3g weight error and actual product color may vary due to lighting conditions.