Lisle 65800 Door Adjuster by Lisle. $29.68. Will adjust doors with either bolted or welded hinges. Simply slide pin end of tool into door latch and close door until tool engages door striker. Now raise or lower tool handle to align door. Comes with two-headed pin adapter for both large and small latches. Specially designed handle, for optimum leverage, makes adjustment fast and easy.
Wide Angle Peephole Door Viewer Doorscope Black 2 3/8" View by New-Vue. $15.95. This Is a patented product. It's the lowest priced and the best quality on the market today. Add to your peace of mind. Requires only easy installation. 2 3/8" viewing.