Home / Drilling & Tapping / Tapping / Tap, Acme Tandem, 7/8″ – 6 TPI Right Hand Tap, Acme Tandem, 7/8″ – 6 TPI Right Hand$75.00 Category: Tapping Description Description Acme Tandem Tap, 7/8″ – 6 TPI Right Hand (2 Available $75.00 each) Related products Taps, Set of 3, 1″-14, Greenfield $49.95 Read more Collet, 5/8″, 3E, Procunier $10.00 Read more Tapping Head, Snow A-21, MT #1 Shank w/ MT #2 Adapter Item K6310 $75.00 Read more Tapping Head, Procunier #4 w/ Morse Taper #3 Shank $195.00 Read more