This is Du-Bro's 5/32" Tubing Bender Tool.
Designed for use with 5/32" brass fuel tubing or aluminum tubing. This tool is perfect for most configurations. Does not collapse tubing wall. Perfect for use on air lines for retracts. Bends brass annealed (soft) tubing. Creates bends where you want them. Important: Use only annealed (soft) tubing. Hard tubing will not work with the bender