From the Manufacturer
The Jacobs DIN 40 Type A Pull Stud is 54mm in length. This Jacobs DIN 40 Type A Pull Stud is precision ground and manufactured to the best quality for maximum safety and longer life. Like all Jacobs Chuck's products, this Jacobs DIN 40 Type A Pull Stud comes with a one year factory warranty. Please note pull studs vary in shapes and sizes. Different machining center manufacturers use different stud configurations on their models. Choosing the correct pull stud is critical for safe operation of the machine tool. Jacobs is not responsible for any damage, or injury as a result of using the wrong pull stud.
AllJacobs Chuck Tool Holders are new and factory sealed. Each tool ships in the reusable protective tool holder capsule for storing when not in use.
Accessories and Tightening Wrench not included, unless otherwise stated. Can Be Purchased Locally