Home / Drilling & Tapping / Tapping / Die Holder, Acorn, 3/4″ Shank, Butterfield No 3 Die Holder, Acorn, 3/4″ Shank, Butterfield No 3$95.00 Category: Tapping Description Description 7/16″- 14, 7/16″ 20 TPI, 1/2″ 13, 1/2″-20, (2)5/8″ 11 1/8″ – 27 NPT, (2)1/4″ 18 NPT Related products Tap, Metric, M10 x 1.25, OSG (50 Available) “New” $10.00 Read more Ralmikes Veratile Tap Tool #00-#6 Taps, 1/2″ Shank $75.00 Read more Tap, Pipe, 3/8″ 18 NPT HS, Wells $19.00 Read more Tapping Head, Procunier #1E 3/4″-16TPI Threaded Spindle $49.00 Read more