... right pieces Aluminum Window and Door CNC Corner Connector Cutting Saw Main Function1.Used for aluminum corner connector profile and ... , you need the following basic machines1).CNC double head aluminum profile cutting saw,model:LJZ2-CNC-500*42000A (2).Lock hole ... LXD-200 4).Automatic Corner connector automatic cutting saw,model:LJJZ-500 5).Single head Corner combining machine,model:LZJ-120CKindly ...