Description
H-4170B
Soil Compaction Hammer, AASHTO
Supports the following standards: ASTM D558, ASTM D1557, ASTM D1883, AASHTO T180
Manual, moisture/density hammer meets AASHTO specs. It incorporates a 10 lb (4.5kg) weight, 18″ (457mm) drop, with a 2″ (51mm) face.
The guide sleeve has four vent holes at each end of the sleeve to release built-up air pressure. Machined steel, plated for rust resistance. Features resilient rubber ball handle.