Upgraded Exhaust Pipe Expander Kit & Stretcher Tool Set, 1-5/8" to 4-1/4" for Tail Pipe Muffler, with Storage Case & EXTRA Rubber Rings, 12PC Heavy-Duty Collets for Automotive Repair
UPGRADE 🚗: Many users tell us that the rubber ring is easily damaged during use. We upgraded the rubber rings on the Collet to three, and added a pack of spare rubber rings for maximum longevity.
EASY TO USE 🚗: First step: Choose the proper collet. Second step: clamp the pipe. Third step: and then expand the pipe. Use impact wrench to save even more effort.
MATERIAL 🚗: Collets is made of 6061 Aluminum, use oxidation treatment.The expander utilizes Tempered 40CR Alloy Structural Steel, using quenching and phosphating treatment. Let it have more hardness and longer service life.