Humboldt Manufacturing - Testing Equipment for Construction Materials

Round Hammer (New Style)

Round head replacement hammer (does not include weights) for use with H-4169 Auto Mechanical Compactor. New style hammers are only threaded in the middle of the shaft.

Round Hammer (Old Style)

Round head replacement hammer (does not include weights) for use with H-4169 Auto Mechanical Compactor. Old Style Hammers are threaded almost to the end of the shaft.

Standard Compaction Hammer— H-4160A

Manual, Moisture/Density Hammer meets ASTM and AASHTO Specs. It incorporates a 5.5 lb (2.54kg) weight and a drop of 12" (305mm) with a 2" (50.8) face. Guide sleeve has four vent holes in each end of sleeve to release built-up air pressure. Machined Steel, plated for rust resistance. Features resilient rubber ball handle. ASTM D558, D698, AASHTO T99. Shipping wt. 12 lbs. (5.4kg)

$78.00 Add to Order

Modified Compaction Hammer— H-4170A

Manual, Moisture/Density Hammer meets AASHTO Specs. It incorporates a 10 lb (4.5kg) weight and a drop of 18" (457mm) with a 2" (50.8) face. Guide sleeve has four vent holes in each end of sleeve to release built-up air pressure. Machined steel, plated for rust resistance. Features resilient rubber ball handle. AASHTO T180. Shipping wt. 18 lbs. (8.3kg)

$88.00 Add to Order

Army Corps of Engineers Hammer

Manual, Moisture/Density Hammer meets EM1110-1-1804 Spec. It incorporates a 5.5 lb (2.54kg) weight and a drop of 12" (305mm) with a 2" (50.8) face. Hammer is guided on shaft. Length of drop is slightly adjustable. Foot assembly has recoil mechanism to reduce impact fatigue on parts. Tamping face is removable and replaceable. Shipping wt. 15 lbs. (6.8kg)