Feature:1. Four-position switch: The 4 different positions of this plasterboard joint tool can be adjusted to control the thickness of the putty 2. Puttyglue switch: Through this switch, the putty glue inside this dry wall sealing tool can be tightened more easily3. Sewing tape mounting shaft: Sewing tape mounting shaft allows faster use of sewing tape, convenient for working 4.Material ABS: This taper tool is made of ABS, which is resistant to impact, moisture and corrosion, sturdy and durable5. Application: This taper tool is used for caulking and splicing drywall floor construction anddecoration :Item Type: Gypsum Board Joint ToolMaterial: ABSFunction Design: Four Position Switch Design, Putty Glue Switch Design, Sewing Belt Installation Shaft DesignPackage List:1 xPlasterboard Joint Tool gypsum board jointsNote:Please pay attention to correct operation**NOTE**If you have any questions, we welcome you to contact us via MESSAGES to help you as soon as possible.