Home / Drilling & Tapping / Tapping / Tap, Acme Tandem , 1″ – 5 TPI Right Hand Tap, Acme Tandem , 1″ – 5 TPI Right Hand$95.00 Category: Tapping Description Description Acme Tandem Tap, 1″ – 5 TPI Right Hand Related products Sale! Die Head, Threading Threads, National Acme DS 1-5/8 $149.00 Original price was: $149.00.$39.00Current price is: $39.00. Read more Tap, Acme Tandem , 1/2″ – 10 TPI, Left Hand, Widdell, USA $49.00 Read more Tap Head, Collapsible, 1-1/4″, Geometric $149.00 Read more Die Head, Geometric 5/16″ $149.00 Read more