This makes me think about my shop teacher some 50 years ago. Before each class started he would hold up his hand and say "I don't want this happening to you, be careful."
I think of that almost every time I start up one of my power tools.
You and your son will both be in my thoughts and prayers.
Mike
All Gave Some,
Some Gave All.
My computer configuration and software used:
Gigabyte GA-990XA-UD3 Motherboard, AMD FX 6-core Processor Black Edition, 32 Gig DDR 3 Ram, Gigabyte HD 6450 Video Card with 1 Gig DDR 3 ram, Windows 10
Designer 2.007, Designer 3.102, Pattern Editor, Centerline, Conforming Vectors, 2d Tools, 3d Tools, DXF Importer, STL Importer and Rotary Jig.