Swaging Spin Set 6 Tools Per Set: 1/4in, 3/8in, 1/2in, 5/8in, 3/4in, 7/8in S6000 Complete Set: 6-Pieces Set With The Most Common Hvac Tubing Diameters: 4 Basic Diameters 2 Medium-Duty Pieces For Larger The Swaging Spin Tool Is Designed For The Most Common Tubing Diameters In Hvac, And It Is Recommended To Both Soft And H The High-Temperature Method Preserves The Coppers/Aluminums Malleability While Performing The Swage, Preventing Cracks A The Swaging Spin Tools Allows You To Connect Tubes With Ease And Without The Use Of Extra Fittings, Sleeves And Unions, To Perform The Swage On Copper/Aluminum Tubing, Simply Attach The Corresponding Spin Tool Size To A Drill