Function:

It is a kind of adjustment tool to checkout the quality of window and door, which is the assurance of quality standard of window and door company.

Features:

It can be understood as a kind of hole that can move in four directions.Beam controlled by electricity can move up and down in vertical direction.Cart controlled by hand can move left and right to adjust the size of the hole, which make different sizes of window and door installed in the adjusting support to finish the process of installation before leaving factory.It greatly increases the acceptability of window and door and improves the efficiency of practical installation of window and door

Technical Parameter: