Dimensions U.S. Trench depth, max 38 in Trench width, max 6 in Weight with 2' (610 mm) boom 375 lb Digging chain speed   Standard 317 fpm Low speed/high torque 200 fpm Headshaft speed   Standard 230 rpm Low speed/high torque 145 rpm Specifications are called out according to SAE recommended practices. Specifications are general and subject to change without notice. If exact measurements are required, equipment should be weighed and measured. Due to selected options, delivered equipment may not necessarily match that shown.