Crimping Tool Jaw Kit; Type 8-Piece, Rigid; Kit Content Tubing Cutter, Deburring Tool, RLS Crimp/Depth Gauge, Stainless Steel Brush, Abrasive Pad, Permanent Marker, Battery Charger, (2) Lithium-Ion Rechargeable Battery, Hard Plastic Carrying Case, 1/4 Inch, 3/8 Inch, 1/2 Inch, 5/8 Inch, 3/4 Inch, 7/8 Inch, 1-1/8 Inch, 1-3/8 Inch Jaw; Used On RP-100-B/RP-200-B/RP-210-B Press Tool; Application Heat Pump, Commercial and Residential Air Conditioner, Refrigeration, Transportation. Specially designed to join copper piping without the use of a brazing torch.