Uni-Pull™ 17" Steel Stud and Tab Lever Pulling Tool by H&S Autoshot®. Uni-Puller™ Stud & Claw Lever Pulling Tool. The Uni-Puller is the perfect tool for pulling traditional singlepoint weld-on studs, but it doesn’t stop there. With its’ 3-finger claw and 3 extension arm leverage settings, it is fully capable of larger multi-bend wire and multi-tab pulling jobs. This heavy-duty pulling lever features extended 17” steel lever arm with ergonomic handle grip supported by a padded, non-scratch pedestal base for steady controlled pulling in all directions on all surfaces.