SIWAY Super Labor Saving Caulking Sealant Gun Factory Price for 300ml Sealant Cordless Caulk Products Description Product Name Siway 300ml cartridge Silicone Sealant gun Scope of Application * Applicable to hotels, theaters, KTV and other public places; * Applicable to Install windows and doors and curtain wall sealing; * Applicable to electronic components fixation. Base Material Neutral silicone sealant Volume 300ml Colour Customized Siway...