Exhaust Pipe Stretcher Expander Tool Extend Exhaust Pipe from 1‑5/8in to 4‑1/4in

Material: Aluminum 6061, 40Cr Alloy Structural Steel. Expanding Range: 1-5/8 to 4-1/4. Use: To Expand Exhaust Pipes. Drive Expanding Tool: 3/4″-16 Thread. Small Steel Collet: 1 5/8- 1 7/8, Large Steel Collet: 2 - 2 1/2, Collet: 2 3/8 -4 1/4. .

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