Lisle LI34400 Exhaust Pipe Stretcher. Is it any good?

The tube wall thickness was 16 AWG / 1.3mm / 'Approx' 18 SWG
Mandrel bent pipe = https://www.mandrelbending.ca/
https://www.amazon.ca/Lisle-LI34400-Exhaust-Pipe-Stretcher/dp/B0002STSPS

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Britannica Restorations Ltd
9 Ch. Rawson
Sherbrooke
Quebec
J1M2A3
Canada