U-type gap V-type gap Impact specimen 1. Impact specimen gap broaching machine is necessary and special equipment of metallurgy, pressure vessel, vehicles and vessels, construction machinery manufacture industries and departments of science & research.2. So far this kind of machine includes impact specimen gap manual broaching machine (single knife), impact specimen gap power-driven broaching machine (double knifes), impact specimen gap hydraulic broaching machine and so on. This product satisfies GB/T229-2007

