I go even cheaper than that, I buy a black and decker electric knife out of the Kitchen equipment section, $11.96. It works great, and when the blades are dull, chunk the whole thing In the trash and buy another one cheaper than replacement blades. Cleaned hundreds of fish with the one I have now.
Welcome to the home of the, boat eating, trolling motor busting, prop bending, lower unit smashing, stump filled mud hole called Lake Conway.
Bullet 21xrd Merc 250 Pro xs. "If you think I won"t, Believe me I will"