Can be used in any of the bench top or trestle dog holes for clamping work. The Elite QSH is a unique Sjoberg design. Clamps work instantly. The Elite QSH Holdfasts are 1" diameter and are priced per each. Sweden
**Shipping - Sjoberg items are drop shipped from a US Distribution Center. The charge for Workbenches & Storage modules is $60/unit. The total charge for all other Accessories is $30 if no workbench or module is ordered.