Cat #: 1805 UPC #: 21318Spec: Capacity: protractor face is graduated in quadrants of 18, 20, 21, and 30 shots Weight: 2 lbs. (.91 kg) Description: Use to make concentric offset or large-radius bends Bender must be mounted......Cat #: 1805 UPC #: 21318Spec: Capacity: protractor face is graduated in quadrants of 18, 20, 21, and 30 shots Weight: 2 lbs. (.91 kg) Description: Use to make concentric offset or large-radius bends Bender must be mounted on a bending table… and pipe bent in a vertical position Quick- adjusting, chain-type clamp for easy mounting to all conduit and pipe sizes Face of protractor rotates to compensate for any surface that is not level