Features: Premium copper tube flaring tool kit crafted from aluminum alloy and steel, feature eccentric design for uniform flaring shaping without pipe deformation. Multifunctional set supports multiple sized copper tubes (3/16" to 3/4"), ideal for HVAC tool and refrigeration repair kit applications. Essential for HVAC technicians, refrigeration specialists, and DIYer enthusiasts requiring leakproof connection in mechanical maintenance. Perfect for creating airtights seal during HVAC installations, refrigerator repairs, and industrial refrigeration system maintenance. Aluminum flaring tool kit with ergonomic handles ensures fatigue less operation and easy portability for job sites efficiency. Specifications: Component: Aluminum alloy Size: 1/4, 5/16, 3/8, 1/2, 5/8, 3/4 Plyboard configuration: Single English plyboard Purpose: Widely used in the installation and maintenance of refrigeration equipment such as air conditioners and refrigerators. Package Includes: 1 Set Copper Tube Flaring Tool note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.