Description: 【Efficient Button Tool】: Designed for garment factories, this tool streamlines the process of button fastening, sewing, and manual button attachment, making it an essential accessory for quick and efficient clothing production 【Sturdy Construction】: Crafted from stainless steel, this tool ensures longlasting durability and resistance to wear and tear, providing reliable performance in demanding environments 【Adjustable Dimensions for Versatility】: Features adjustable clamp measuring 4.7*6*7cm with a hook length of 8.7cm , allowing for versatile use across various button sizes and types 【Comprehensive Set Included】: There are two different sets to choose from, accommodating different fastening needs 【Simple to Use】: The single/double-hook(optional) design simplifies the working process while maintaining high efficiency in attaching buttons securely onto garments Specification: Material: Stainless Steel Size Chart: Small (Single Hook): Clamp Size: 4.7cmx6cmx7cm/1.85inchx2.36inchx2.76inch Large Hook Length: 8.7cm/3.43inch Width: 3cm/1.18inch or Large (Double Hook) (Optional): Clamp Size: 4.7cmx6cmx7cm/1.85inchx2.36inchx2.76inch Large Hook Length: 8.7cm/3.43inch Width: 12cm/4.72inch Package Includes: Small (Single Hook): 1x Large Hook,1x Small Hook, 1x Thin wire, 1x Heavy wire or Large (Double Hook) (Optional): 2x Large Hooks,2x Small Hooks, 2x Thin wires, 2x Heavy wires Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.