Linepro’s LP- 4214TP metal keyboard is popular due to its ruggedness, which is integrated with Touchpad. It is designed to withstand harsh environment. It is fluid-spill proof and vandal-proof widely used in industrial control platforms, self-service kiosks an other public utility systems. full #304 stainless steel keyboard best suitable for harsh working conditions. It is a rack mount type keyboard. The metal keys are laser engraved. This metal keyboard is very popular among product designers as it appears sleek, compact and elegant.