Home / Drilling & Tapping / Tapping / Tap, Acme Tandem , 1″ – 5 TPI Right Hand, Widell USA Sale! Tap, Acme Tandem , 1″ – 5 TPI Right Hand, Widell USA$95.00 $85.50 Category: Tapping Description Description Widell Acme Tandem Tap, 1″ 5 Threads Per Inch RH, 10-1/4″ OAL, Made in the USA Related products Sale! Die Stock Handle, 2-3/4″, 29″ OAL $20.00 $18.00 Read more Sale! Ralmikes Veratile Tap Tool #00-#6 Taps, 1/2″ Shank $75.00 $67.50 Read more Sale! Tapping Head, Procunier #3 MT #2 Shank $199.00 $179.10 Read more Sale! Tapping Head, Procunier #4 w/ Morse Taper #3 Shank $149.00 $134.10 Read more