The PD-55 Heavy Duty 2″ Chuck Adapter is a robust mechanical coupling used with PD-55 post drivers, designed to accommodate 2-inch diameter posts, pipes, or ground rods. This adapter fits into the driver’s chuck and provides a precise, secure interface between the driving tool and the post or pipe, ensuring efficient transfer of impact energy while minimizing slippage and deformation.
- Design:
- Heavy-Duty Sleeve or Insert:Cylindrical adapter designed to fit snugly inside the PD-55 chuck; the internal diameter is precisely machined to fit 2″ OD posts or rods.
- Impact Collar or Flange:Distributes the striking force evenly across the top of the post; prevents mushrooming or deformation of the post end.
- Tapered or Beveled Entry:Facilitates easy insertion of the post/rod, even if misaligned; helps guide the post into the chuck during rapid or repeated operations.
- Applications: The PD-55 2″ Chuck Adapter is primarily used with PD-55 post drivers (commonly made by Rhino Tool Company or similar) in the following industries:
- Fencing and Agricultural Installations: Driving T-posts, round steel fence posts, and rods into soil.
- Electrical and Utility Work: Installing grounding rods or conduit sleeves.
- Sign and Barrier Installation: Driving signpost anchors, bollards, or delineator bases.
- Construction and Temporary Enclosures: Quickly setting posts for formwork, safety fencing, or crowd control barriers.
- Materials:Main adapter body is heat-treated alloy steel for high tensile strength and impact resistance. Internal liner is hardened steel or case-hardened sleeve for ear resistance and tight fit.

