Irish Rug Hook ERGO Regular Length Shank 8mm SizeIRISH Rug Hook (Hartmann) with a handcrafted wooden handle ERGO style with a regular length shank. Ergo because it has an indentation in the handle for your thumb which makes it more comfortable for pulling the loops and less stress on your wrist. The shank is a beautiful quality brass hook. This is our go to hook. We have been using them for years. They are a lovely fit in your hand and enhance the hooking process.