Description of Ernst Manufacturing Gripper Reverse Organizer Tools & Equipment : Tool Trays
8-wrench portable organizer with space-saving reverse design. Holds 1/4-inch to 3/4-inch and 6 mm to 15 mm wrenches. Allows for easy one-handed engagement and removal of wrenches. Can hang on walls, pegboard, or side of a mobile tool cart using the Vertical Cart Mount Kit.
They have all the configurations and sizes you could ever need and these key holders are very strong yet flexible, even at -10 °C, simply useful. Great USA product
Pros
Makes it easy to insert and remove keys with one hand
I am very disappointed in them. They're fine if you have a box stand on wheels, but I planned on transporting them in my truck. There is no lock during transport so that the screwdrivers fall out under their own weight. I really wish I had bought a roll of tools instead.
Pros
8 button organizer with a compact upside down design