This industrial impact wrench by Toku has proven capabilities. The MI-3800ESR is developed for tightening and untightening apllications. The closed hammer mechanism can virtually not be damaged hence applicable for heavy duty applications. The energy is directly converted to the anvil for maximum power and minimal maintenance. The tool is suitable for use in the industry.Characteristics:* Ergonomic design, well balanced* Compact and lightweight* Power adjustable, 4 positions