THESE ARE NEW NEVER USED, OR MOUNTED. APPEARS TO BE A 3 INCH DIAMETER TOOL 1 INCH BORE, 3/8 WIDE KEYWAY, 1/4 DEEP, COUNTERBORE IS 3/4, BOLT HOLE LOOKS TO BE 1/2.IF I HAD TO GUESS, I'D SAY INSERTS WILL HAVE 0 TO 3 DEGREES NEGATIVE RADIAL RAKE FOR SHEAR ACTION, AXIAL RAKE LOOKS TO BE 15 DEGREES POSITIVE. INSPECT THE ITEM AND IF. YOU FIND IT UNSATISFACTORY OR HAVE ANOTHER ISSUE. IF YOU USE THE TOOL, IT IS NOT RETURNABLE. IF YOU NEED MORE THAN WE HAVE LISTED, LET US KNOW AND WELL. SEE IF WE CAN ACCOMMODATE YOUR NEEDS. PLEASE CHECK OUR OTHER ITEMS IN OUR STORE, IF YOU DONT SEE WHAT YOU NEED, LET US SEE IF WE CAN FIND. The item "INDEXABLE MILLING CUTTER MITSUBISHI 9 TEETH (C-1-11-5A -FR30/31-WTC-)" is in sale since Saturday, January 17, 2009. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Metalworking Equipment\Machining Centers & Milling Machines". The seller is "nansman" and is located in Mitchell, Indiana. This item can be shipped worldwide.