The BESSEY "H" series Pipe Clamp features H-shaped foot assembly that stabilizes the clamp in two dimensions giving dual axis stability. Extra high base provides industry leading clearance from the work surface. Cast jaw for durability, smooth action spindle. Clamp has a clutch disc design for easy adjustments and can be secured at any point along the bar. This clamp meets the rigorous demands of commercial shops, school shops, woodworking or metalworking users. • Fits 1/2" black pipe• H style base prevents clamps from tipping over• Unique foot design provides dual-axis stability• Extra high base provides industry leading clearance from the work surface• Cast jaws for durability, smooth action spindle• Soft protective pads included• Clamping strength and opening size are dependent on length of pipe used (not included).