Ko-ken Extension Bar, 12.7mm Square Drive, Total Length 250mm, 4760-250, 1 Piece

Catalog number: 4760-250 Features: ●The outer circumference of the plug-in part has six serrations (convex and concave), and is knurled. ●The serrations and knurling are effective for quick rotation and ease of attachment and removal, and also prevent the plug from accidentally rolling away. Specifications: ●Drive socket size (mm): 12.7 ●Total length (mm): 250 ●Drive socket size concave (mm): 12.7 ●Drive socket size convex (mm): 12.7 Material/Finish: ●Chrome molybdenum steel (SCM435)