Tamping Rammers are recognized as the industry standard for compacting cohesive soils and asphalt. Suitable for trench work Applications: Tamping Rammers are recognized as the industry standard for compacting cohesive soils and asphalt. Suitable for trench workFeatures: 1. Driven by 4-stroke pertrol engine, no need to mix fuel and oil, easy-starting, low-moise operation, low maintenance and ...