Review on Indexable Carbide Grooving Inserts GTN-3 SP300 Coated CNC Lathe Cutters For Stainless Steel 10Pcs/Box by Michael Wilder

If you're on the hunt for some reliable carbide grooving inserts, the SP300 Coated CNC Lathe Cutters might just do the trick. The 10-piece box is a great deal, and they're incredibly handy for anyone working with stainless steel. Overall, my experience with these cutters has been good - they're definitely sharp and easy to use. The coating seems to hold up well, and they don't wear out too quickly. That being said, there are a few downsides to consider. They're not as tough as some other options out there, so they might not be ideal for heavy-duty use. Additionally, the box they come in isn't the sturdiest, so you might want to consider transferring them to a more durable container if you plan on keeping them around for a while. All things considered, I'd give the SP300 Coated CNC Lathe Cutters a solid 4 stars. They're not perfect, but they get the job done and the price is right.