Compare Quick view Regal Cutting Tools SKU: SMT40783 Regal Cutting Tools HSS .688-12 UNS Plug Tap 4 Flute (LOC1588A) Cutting Diameter: .688-12 UNS Flutes: 4 MPN: Does Not Apply MSRP: Was: Price Now $29.95 9 In Stock Quantity Add to Your List