ITEM NAME:1/8 3/16 1/4" Tube Bender Tubing Fuel Brake AC Refrigerant Line NEW Bending K7H9 Description&Preview.1/8, 3/16, 1/4" Tubing Bender 120Â ° Tube Fuel A/C Refrigerant Line Bending Tool. Uses: Automotive, Fuel Lines, Brake Lines, A/C air conditioner Lines, Refrigerant/Refrigeration Lines, etc. Bending Radius: 0 to 120Â ° with Reference Marks at 45Â ° & 90Â °.