Nut Runner with Adapter for 1", 1-1/8", 1-5/16" Square Nuts The NR2 Nut Runner is designed for quick and efficient installation or removal of large square nuts. It includes a 7/16" hex quick-change adapter and accommodates excess bolt lengths up to 6 inches, making it ideal for field work where space and speed matter. Key Features: Compatible with 1", 1-1/8", and 1-5/16" square nuts Deep well design accepts up to 6" (152 mm) excess bolt length Includes 7/16" hex quick-change adapter for fast tool swaps Slim profile allows for easy storage and tight-space operation Product Specifications: Specification Detail Catalog Number NR2 UPC 0783310209201 Application For easy use and storage Diameter 2-3/8" (60 mm) Length with Adapter 11" (279 mm) Length without Adapter 8-5/8" (219 mm) Supported Nut Sizes 1", 1-1/8", 1-5/16" Replacement Part 21111 (Adapter for NR2 Nut Runner) Weight with Adapter 3.25 lb (1.5 kg) Note: Specifications are subject to change without notice by the manufacturer.