The H-4219 is designed in full compliance with the U.S. Army Corps of Engineers specifications for weight and design.
Its heavy-duty design utilizes threaded connections for accurate, positive operation during test procedure. It features a machined taper and grooves on bottom of hammer mass, which significantly aids in easier lifting of the mass and safer operation.
The HU4219 utilizes the original Corps' design of 1 meter long drive rods and offers unique 6 and 9 meter long drive rods for operations where augered holes are used to get test data at extended depths. These one-piece long drive rods make testing fast and efficient in these applications.

The standard unit includes: dual-mass slide hammer assembly, 1 meter drive rod with hardened tip, 1 meter drive rod with disposable cone tip adapter, 100 disposable tips, vertical scale, go, no go gauge, all necessary wrenches, user manual with spreadsheet software template and crush-proof Pelican carrying case.
Additional disposable cones, adapters, and hardened points are available.