THE METHOD OF USING GLASS CUTTER:
1, Ensure that the blade has oil overflow before to cut.
2, The board should be close to the ruler as cutting the glass, and the handle is at an angle of 45 degrees to the glass to cutting a straight line.
3,The pressure should not be too heavy or too light(20N is appropriate) in cutting.
4,Note that the route can not be crossed, otherwise the cutter`s blade edge is easy to damage.
5, With a metal head along the cutted line and gently tap the glass side, you can see the cracks at the cutted line.
6,Using hands to press on the sides of the cutted line, glass can be divided into two parts.(Or put the cutter`s head below the cutted line , the hands on both sides and to press, the glass can be divided into two parts.)

ATTENTION FOR USING GLASS CUTTERS:
1,Glass cutter can not cut tempered glass, glass tiles and other high hardness objects;
2,Glass cutter can not be used on a glass that is not flat;
3, Glass cutter can not be used directly in the windows, walls, facade operation, need to be placed on a flat ground or desktop operation.
4,The mirror must be cut of the front. please use the broken glass to practice at first.