This Insulated Pop-Up SlimLine Locking Blade Holder from Wiha (28394) securely and conveniently stores slotted, square and phillips blades in the handle. This tool allows those out on the job, to carry one tool that does the job of 6 individual tools. The 6 in 1 Pop Up Blade Holder includes a insulated cushion grip handle for comfort and control. The cap on the end of the handle rotates to reveal the blades found in the handle of the driver. The blade holder locks securely into place, keeping the blades safely stored. Each of the blades are individually tested for insulation integrity. The SlimLine Blades are 1000 volt rated 10,000 volt tested. They meet ASTM F1505, VDE 0682/Part201, DIN 7437, EN/IEC 60900, NFPA-70e & CSA specification. The Slimline blades are made with Wiha Tool high quality CV steel which is thoroughly hardened for durability and strength.