Tap sharpening Small Taps using the Cuttermaster Countersink cams set
In this video we are using the 3 flute .03 Lift Countersink cam ten-degree lead angle to sharpen a helical flute 1/4 20 Tap.
Weldon flat dimensions
Grinding a 30 degree angle cutter.
This was an Easy set up the Cutter had 12 flutes, the stock Cuttermaster Indexing collar has 12 slots, no need for a tooth rest
worked well
Making a Pull-up Reamer, Reducing the shank, and then grinding Top flute tips using a 5C Chuck,5 inch CBN Face wheel, and an 8 slot Indexing collar