The T-Hook design is comfortable. Spring hook grip is the perfect shape and size. Plastic handle with finger grooves for comfort, support, and a strong grip. High-quality spring installation tool with molded handle and pull hook. Pull tool made of durable plastic and metal, sturdy and reliable for use. This spring pull tool, also known as a T-Hook, helps slide springs into trampoline frames during jumping mat installation. Widespread use: The T-hook tool is a standard type, compatible with most strength springs. Suitable for trampoline springs, as well as spring disassembly and assembly of home machines. Color: Black Material: Plastic + Iron Package Contents: 2 x Trampoline Spring Pull Tool Note: Only the items listed above are included. Light and display differences may cause slight color variations between the image and actual item. Measurement may vary by +/- 1-3 cm.