TheEagle No. 642 Blade Clamp & Fuse Puller was produced throughout the mid-20th century. TheEagle Blade Clamp/Fuse Puller (Catalog No. 642) is a classic, made-in-the-USA hand tool. Originally manufactured by Eagle, it is designed to securely grip and safely remove heavy-duty buss fuses and large automotive or industrial blade fuses.