Through the improvement of puddle backfill technology and modification of the dimension and weight of hammerram the purpose as enhancing the bearing strength of foundation is achieved.
通过改进夯填工艺和改造夯锤的外形尺寸和重量，达到了大幅提高地基承载力的目的。
2
Blackhawk forcible entry toolkit is composed of pry, shovel, hammer, waist ax, bolt clipper and door ram, capable of making forcible entry in closed environment.