Home / Drilling & Tapping / Tapping / Tap, Acme Tandem , 1/2″ – 10 TPI, Right Hand, Widdell, USA Tap, Acme Tandem , 1/2″ – 10 TPI, Right Hand, Widdell, USA$49.00 Category: Tapping Related products Tapping Head, Procunier #3 MT #2 Shank $199.00 Read more Collet Set, Procunier #2, #6, 8, 10, 1/4″, 5/16, 3/8, 1/2 $49.00 Read more Tapping Head, Procunier #3E w/ Morse Taper #2 Shank $125.00 Read more Tap, Acme Tandem , 1″ – 5 TPI Right Hand $95.00 Read more