Bow Products Pack of Dogs feature highly innovative expandable Dogs. Patented Dogs designed to expand symmetrically and uniformly from top to bottom as compressed. Design offers three unique capabilities: 1. Securement from the Tabletop, 2. Grip on Table Depths as shallow as ¼”, 3. Fit in 3/4”, 19mm to 20mm diameter holes. Kit includes Six Dog Assembles, six Hex Bolts ¼-20 x 3” and six Low-Profile ergonomic Bow Knobs for all your fixturing needs. Dog Assembly also accommodates standard ¼-20 T-Bolts with T-Bolt Head dims: .446” x .625” (not included). Kit comes in a precut EVA storage tray that fits standard Systainers3 S Model. Bow Products Pack of Dogs is just one more example of Bow Innovation designed by woodworkers for woodworkers.