The Klein Tools 3-Piece Screw-Holding Screwdriver Set is designed with positive gripping action to hold, start and drive slotted screws in awkward, hard-to-reach places with its unique split-blade screw-holding driver that wedges into screw slot. The set comes with a seal-tight vinyl pouch to keep your screwdrivers neat and organized.PRODUCT FEATURES:- Positive gripping action holds, starts and drives slotted screws in awkward, hard-to-reach places - Split-blade screw-holding driver wedges into screw slot - Includes 3/16-Inch, 1/4-Inch and 5/16-Inch (5 mm, 6 mm and 8 mm) tips - Reclosable, seal-tight vinyl pouch with hanging grommet - Not designed for torquing or tightening