AP-14070 Tension Clamp Use these in place of regular C-clamps. Quicker and Easier. operated with Cleco pliers. One size only.Gap: 0" to 1/2" (25 mm) Reach: 1-3/4" (45 mm) - AP Tools
Cleco Fasteners | Yardstore
CLECO FASTENER CLAMPS FOR METAL FABRICATION-FAST SHIPPING-PRIORITY MAIL | eBay