This may be a bit beyond your "less than an arm and leg" price point, but it is the best solution, especially if you plan on doing lots of bending and shearing:
Available from MicroMark.
I have had one for years, they work well with a bit of regular maintenance, like tightening all the cap screws that hold it all together. The blades have four edges each, but I'm still on the first edge on each blade after more than 500 frames.