Aluminum Alloy Bulk Caulking Gun is widely used for silicone, gap filler, adhesive cartridges and sausages. The material we choose is top quality for every parts. Steel or Aluminum with Finger or without /plastic for the Caulking Gun trigger material and aluminum alloy for Sealant Gun handle, which can promise the quality and safety.
Under the strict production line control, we promise over 5 years life warranty.