Home / Cutters / Cutter, Counterbore, 9/16″ Niagara 3/4″ Shank, NOS Cutter, Counterbore, 9/16″ Niagara 3/4″ Shank, NOS$39.00 Category: Cutters Description Description Niagara 9/16″ Continuous Pilot-Tin Coated 3 Flute Counter Bore Related products Burr, File, Cylinder, 1/4″ Head, 1/4″ Shank, Fullerton Tool $5.00 Read more Dovetail Cutter Set, 4pcs., 60 degree, Import $39.00 Read more Center Drill & Counter Sink, 5 Piece 7/16″ #5 Right Hand, SKF NOS ***SOLD*** $25.00 Read more Drill Bits, Pair of Unibits #10231 (13 Holes) 1/8″-1/2″(1/32″ Increments), #10220 (8 Holes) 9/16″-1″(1/16″ Increments) $49.00 Read more