Height screen printing hinge clamps from China

Hinge Clamp Product Description Name:Screen fasten hinge clamp Specification: Screen thickness below:2"(51mm) Height:3.5"(90mm) Length of Clamp:2.4"(60mm) Net weight:0.44Lb(0.2kg) Package:1pair/box,50pair/carton Application This screen printing hinge clamps is used for fixing screen frame when it is printing, we also call it screen print butterfly clamp,This hinge clamps are durable cast aluminum clamps that feature wide-wing thumb screws for firm fastening to the wooden or