COMPLETE SET: 6-pieces set with the 4 most common HVAC tubing diameters, plus 2 "medium-duty” pieces for larger tubes found in the field.The Flaring SPIN Tool is designed for the most common tubing diameters in HVAC, and it’s recommended to both soft and hard copper. The high-temperature method preserves the copper’s/aluminum’s malleability while performing the swage, preventing cracks and leaks. The Flaring Spin Tools allows you to connect tubes with ease and without the use of extra fittings; sleeves and unions, turning potential waste into actual profit. To top that, you can flare with the Flaring SPIN Tools in just 5 seconds!Using innovative technology, the ORIGINAL Swaging and Flaring SPINs are a new concept in HVAC tools, ready to quickly flare/expand any copper or aluminium tube, in just a few seconds. Check out these revolutionary tools right now!FEATURES: Compatible with 1/4" – 3/8" – 1/2? – 5/8? – 3/4" – 7/8" tube sizes Flawless flares in five seconds Universal drill compatibility Reusable tool with long-life design Innovative new technology Heat by friction Works with soft copper creating fewer cracks To use with hard cooper just preheat the cooper.INCLUDES: 6 x flaring pieces carry case, and user instructions.SPECIFICATIONS: Model: F6000 Brand: SPIN Country of Origin: Brazil Material: Steel, Alloy Shipping weight: 0.40 Kg Warranty: 12 months Copper tube sizes 1/4" – 3/8" – 1/2? – 5/8? – 3/8" – 7/8" Maximum tube wall thickness: 0.8mm (1mm for 5/8th)