Are looking for Internal Pneumatic Line Up Clamp works inside the pipe to align & purge two pipe joints for external welding. We Across Services Provide UAE, Malaysia, Australia, USA, Russia, Egypt, Turkey. Call us now Today ! Internal Pneumatic Line-up Clamp is extremely robust and built to special high standards to withstand pipeline spread operations. Clamps are adjustable for any wall thickness or size within the specified range—independently operated pneumatic jaws allow the line-up of pipes with different wall thicknesses. When correctly used, Line-up Clamp will not damage or “bell end” the pipe.