Cabinet door installation assistant/reboiler installation punch. For installing cabinet door panels: Single layer can be hung for 20 mm. Maximum clamping of double layer is 40mm. Simultaneously taking into account the punching of the reboiler Bidirectional scale, both positive and negative can be used to meet the installation needs of different spaces The cabinet door can be adjusted up and down by 0-55mm Can hold 7-40mm, meeting the installation needs of the vast majority of carpenters Accurately aim at the scale and grasp the height requirements accurately 8mm all aluminum alloy, sturdy and not easily deformed Comes with anti slip pads, safe and non slip, does not damage the board. Please note that there is a slight color difference or discrepancy in kind, it does not affect the use, please do not mind, thank you! Colour:Red Material:Aluminum Alloy Package Contents: 1 * Cabinet Door Mounting Jig Only the above package content, other products are not included. Note: Light reflection