Great for professionals and home craftsmen, this 11-piece Precision Screwdriver Set features hardened and tempered steel blades with blued finish to resist corrosion and swivel-head handles with bright plated shafts fluted for grip. All come conveniently stored in a plastic case. Case measures approximately 4 1/2" x 3. Comes packaged in a blister pack.,Precision Screwdriver Set in Case,Destornillador De Precision