P1014.9 2nd Stage Rotary Burr for Broken Bolt Removal, 150° Countersink

150° Countersink burr, diameter 4.9mm with 50mm overall length and 6mm shank, solid carbide with bright finish, single cut flute style with medium spaced edges for grinding a countersink location into the flattened surface of a broken bolt in steel and cast steel and ferritic, martensitic and austenitic stainless steel