5" Titanium Birdcage Fret Saw with Lever Tension and Swivel Blade Clamps.
The strongest, most rigid Fret Saw available on the market today! It’s spine is a welded titanium beam, the blade is tensioned with a Lever that can tension blades so tight they “ping” with notes never heard before, makes turns that are tighter than ever before, and the blade clamps lock at 45° left, 0°, 45° right.
 
Weighs only 6¾ ounces.