Heavy duty carabiner to attach your bitrail anywhere This organizer is the for the ¼" hex shank screwdriver bits and drill bits Storage bit holder takes up minimal space in tool bags and toolboxes Each bit hole is designed to hold ¼" bits securely in place so they 't get lost Storage bit holder designed to be crushproof, weatherproof & chemical, Weight: 0.110010668738 pounds, Manufacturer: Hipzeepo