Ideal for marking cylindrical (Solid or hollow) components of Steel, Aluminium, Brass, etc. using Bradma interchangeable Steel Types and marking Dies. Perfect for marking specific components such as drills, taps, engine valves, spark plugs, cutting tools, diamond tools, bushes, nozzles, sanitary fittings, hose end fittings, gas lighters and studs. Outstanding benefits : Low set-up time. Easy operation. High output rates. Robust construction low costs (uses standard tooling). Marking depth is precisely set by adjusting the vertical dove-tail slide, which can then be locked in any position for repetitive work.