Item Type: Sewing Machine Rotating Hook Material: Stainless Steel Product Use: Suitable for Industrial Sewing Machines, Not for Home Sewing Machines Scope of Application: Sewing Machine Accessories Diameter: Approx. 4cm / 1.6in Package List 1 x Sewing Machine Rotating Hook 1Easy Installation: Sewing rotating hook is easy to install and easy to use, it is a necessary part for sewing machines. 2Widely Used: Needle feed rotating hook adopts standardized design and is suitable for industrial sewing machines with a wide range of applications. 3Stainless Steel: Stainless Steel Rotating Hook is made of stainless steel, high hardness, no deformation, corrosion resistance, not easy to damage. 4Replacements: Replace broken, damaged, cracked and unusable rotating hooks, easy and fast to use, stable performance. 5Lightweight and Portable: Needle feed rotating hook is reasonable in size and light in weight, easy to store and carry.