NEW DANUSER SM40 HAMMER POST DRIVER ATTACHMENT. Universal Quick Attach – Fits Most Makes & Models. You are looking at a New Danuser SM40 Hammer Post Driver Attachment for skid steer / track loaders and compact tractors. Drives fence posts, sign posts, guard rails, median dividers, tent stakes, T-posts, pipe fence, and railroad ties with ease. Has a 40 drop… Read more →