How to sharpen forstner bits. Now you get more smoke than shav. Carbide tipped forstner bits actually may be easier to sharpen than conventional steel forstner bits. Forstner bit sharpening kit instructions on rockler. Perfect for any forstner bit including carbide tipped and multi spurbits it includes a 600 grit diamond honing stone 600 grit triangular diamond file a ceramcut honing stone and complete sharpening instructions.
I had tried to sharpen a forstner bit before but i used a mototool dremel with a round grinding stone and flat cutting disk and pretty much butchered the bit with this combination. Enjoy the videos and music you love upload original content and share it all with friends family and the world on youtube. Forstner bits have a lot of uses in your workshop but when they get dull they are frustrating to work with. In this design the bits carbide flutes do all the cutting and the rim serves only to guide the bit.
One alternative is to send them out for sharpening but that can put them out of commission for a week or two. Forstner speed and feed chart with sharpening instructions originally supplied with a set of forstner bits. Conventional forstner bits on highland woodworking. There a huge number of websites out there sharing all types of information about sharpening forstner bits i have tried a few and this is what i find works best.
Part of the reason for selecting these tools was the assumption that the steel in these bits is as hard as the steel in a twist drill. Forstner bits especially the big ones can get expensive. It has been relieved of cutting duty. Carbide tipped forstner bits.
If your forstner bits have serrated teeth on the cutting rim skip the round file and instead clamp the bit in a vise and hone the back of each tooth with a triangular file. How to sharpen forstner bits from wood magazine. This economical three piece kit will renew the cutting power of worn down forstner bits and more. When you first bought your forstner bits they cut through wood like butter and left shavings like a fine tuned hand plane.