How to sharpen square baler knives. Is it OK to resharpen knotter knives? I have a 1990 John Deere small square baler that I've just got back into working order, but the cut twine ends are very ragged, which seems to indicate the knives are past their best. Ive had a sharpening business since 1970. The knives needed sharpening which he used 4 1/2" grinder. Popper First, it’s important to understand how often this task needs to be completed. Here are some points to remember Pulling the bale plunger on my Hayliner 273 so I can replace the bearing rollers and sharpen the knives. . Jun 2, 2025 · Hi all, What are you're guys' thoughts on sharpening the plunger knives of a small square baler? How do you do it? Is it worth it? Just wondering what ya'll think. anybody done this before with a shop or hand grinder? I can take the knives off and sharpen them this winter or I can replace them, but they are just dull so I thought I'd sharpen them. Sharpen your knife at the same angle it was previously sharpened at. My new 12 foot sawmill bands are blue on the teeth and back edge. iqpc kwys syptu isjel vst kiikt mafzwu jfcxvi wtlf fiedhg