Digging Buckets UM Series perfect to be coupled with excavators weighing 0.6 to 10 tons. Specifically designed for digging operations on medium soils, these buckets provide the right balance between penetration into the soil and load capacity of the material so as to minimize the strain on the equipment while in use. Every model is built with HB 400 plates and S355JR steel bushings, whereas the blade is in ESTRONG® 250 steel. All these features are essential to guarantee the product sturdiness and durability.