Heavy Duty low profile bolt clamps. Particularly suited for sealing exhaust, pressure or suction lines with plastic or steel inserts and high shore hardness values. They feature an extremely high band tensile force. Easy assembly with standard manual, pneumatic or electric tools 6mm hexagonal socket screw with integrated spacerReinforced loops withstand significantly higher torquesRobust band with rounded edgesMechanically locked closure- no welding points, no contact corrosion