Feature●【APPLICABLE TUBE WALL】The bead roller tube pipe fits for 5/8” and lager pipe for proper operation.●【EASY OPERATION】Simply insert the end of the tubing between the dies and start cranking the turning handle. Give the wheel a quarter-turn with each full rotation of the tubing to gradually tighten the dies against the tubing.●【DURABLE MATERIAL】The beader tool is made of high quality anodized aluminum and stainless steel parts.●【NOTICE】Always apply the bead before welding.●【SERVICE】Baiann’s professional team is always ready to provide you with fast and efficient service, if necessary, you can contact us through amazonDescription