Rolastar Pvt. Ltd offers Spring Operated C-Jaw Clamp. Rolastar Pvt. Ltd. Is certified to SMACNA DW/143 standards for ultra -low air leakage and high structural rigidity. The Company is also nominated by BRY - AIR 2006 Awards for best Product design. The Company also manufactures factory-fabricated ducting. The Spring Operated C-Jaw Clamp is used at the time of pop-riveting and drilling operation. The Spring Operated C-Jaw Clamp holds material firmly. This Clamp is a Spring Operated gripping device.