MANUAL TUBING &PIPE BENDER -- Tube bender has a 1/2" outer diameter capacity, 1.43 inch (36.5mm) bend radius. PROFESSIONAL hUMANIZED DESIGN-- Extra-long 25-inch (63 cm) handles (Non-slip rubber handle provides a comfortable grip) increase leverage and roll dies in the bending form reduce force needed ,The roller makes the pipe bend smoother and will not scratch the pipe. STURDY STEEL MATERIAL -- The pipe bender is made of High quality aluminum alloy and the handle is made of 45# steel. This tube bender is in possess of great comprehensive performance, strength, and corrosion resistance. 0-180 DEGREES AVAILABLE -- Simply adjust the metal bender according to the angle you require from 0-180 degrees without ever crossing handles. WIDE APPLICATION -- This heavy tubing bender is widely used for HVAC, refrigerators, automobiles, hydraulic and pneumatic systems maintenance, etc.