I think you need to list those on E-bay. Rare, Vintage, Antique, Valenite lathe tool holders. That's some old stuff. I assume you can use this one for general turning and right end facing. Or alternatively, what's the advantage of this round insert?
My guess is that you use it for most general turning. Anything special about the negative rake? All are ancient technology when the practice was to present inserts Carbide in a negative aspect to the workpiece. As mentioned above, walk away and don't look back there are many more newer technologies available that will out produce what you have.
Negative tooling requires oodles very technical term of horsepower and torque versus the newer tools and inserts. As for why round? Round can also give you a better Ra than sharper corner alternatives but it is not the [referred method. Originally Posted by seank For hardened parts think Steel above Rc it would be best to go with an insert that can take the punishment, look more at a CBN tipped insert Cubic Boron Nitride aka man-made diamond or the lesser expensive tool being a Ceramic insert White Aluminum Oxide, pressed and sintered for doing the work.
Again, look at the application, round, heavy depth of cut. Seller assumes all responsibility for this listing. Item specifics. Seller Notes:. Does not apply. Search within store. Items On Sale. Shipping and handling. This item will ship to Germany , but the seller has not specified shipping options. Contact the seller - opens in a new window or tab and request a shipping method to your location. Shipping cost cannot be calculated. Please enter a valid ZIP Code.
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