Hilmor 1839032 - CBK Compact Bender Kit, 1/4" To 7/8" - HVAC Tools and Equipment for Tube and Pipe Bending, BlackCBK Compact Bender Kit, 1 4" To 7 8" HVAC Tools and Equipment for Tube and Pipe Bending, Black Small in size. Big on advantages. The hilmor Compact Bender will help you get the job done right from start to finish. Small space capabilities, one handed operation and precise bends you get it all. A universal crossbar and color coded mandrels provide simple setup and easy size identification. An advanced mandrel design and quick release mechanism allow