6Pcs Swaging Tool Drill Bit Set Convenient Practical Wide Application Tube Expander Drill

Feature: 1. These swaging tool drill bit set is made from quality bearing steel, which is sturdy and durable. 2. This tool can preserves copper aluminum malleability while doing the swaging, avoiding cracks and leakages. 3. When the air conditioner is installed, the copper pipe expands and connects the two copper pipes to each other. 4. Suitable for the expansion of copper and aluminum pipes, with a variety of sizes to choose from. 5. These swaging tool drill bits are convenient and practical for pipe expansion, and has a wide range of uses. Specification: Item Type: Swaging Tool Drill Bit Set Material: Bearing Steel Purpose: Tube Expander Colour: Black System: Inch Expander Size: Approx. 78 (22.2mm 0.87in), 34 (19mm 0.74in), 58 (15.9mm 0.62in), 12 (12.7mm 0.5in), 38 (9.5mm 0.37in), 14 (6.3mm 0.24in) ) Expander Height: 78 and 34 Are 5.5cm, 58 and 12 Are 5cm, 38 and 14 Are 4.5cm. Package List: 6 x Swaging Tool Drill Bit Set Note: To be used in conjunction with the specified pistol drill. Do not use it outside the required voltage and speed range.These swaging tool drill bit set is made from quality bearing steel, which is sturdy and durable. This tool can preserves copper aluminum malleability while doing the swaging, avoiding cracks and leakages. When the air conditioner is installed, the copper pipe expands and connects the two copper pipes to each other. Suitable for the expansion of copper and aluminum pipes, with a variety of sizes to choose from. These swaging tool drill bits are convenient and practical for pipe expansion, and has a wide range of uses.