Rail wrench 2.1 Yhd-t1 portable impact wrench Name:yhd-t1 portable impact wrench Id:c015 This wrench is designed for fastening and loosening the sleeper nuts and fishplate bolts. Product features Impact function to assist loosing the bolts. Running clockwise & anticlockwise. Ergonomic design ensures the operation comfort and low-vibration. Technical specifications Itemsunitspecifications 1engine shilf 2idle speedrpm2700 3coupling square 4maximum torquen.M2000 5bolt capacitymm36?46?50 6dimensionmm650*382*273 7weightkg18 8noise leveldb74.6