Bernstein praxis service case bernstein 1750 this elegant praxis briefcase from bernstein includes 47 of the most useful tools required for dealing with a range of electrical and electronic tasks the case itself is made from impact resistant double walled grained black plastic while the tools are handily arranged in two pivoting trays there is also a compartment for documents and papers and the bottom contains a deep drawn tray with dividers of various sizes bernstein 1750 service case