Home / Drilling & Tapping / Tapping / Die Head, Geometric 5/16″ Die Head, Geometric 5/16″$149.00 Category: Tapping Description Description 5/16″ DS Geometric Die Head, 1/2″ Shank, Comes w/ 8-32 Dies, New Haven Connecticut Related products Tap, Acme Tandem , 1″ – 5 TPI Right Hand, Widell USA $95.00 Read more Ralmikes Veratile Tap Tool #00-#6 Taps, 1/2″ Shank $75.00 Read more Tapping Head, Procunier #1E, Morse Taper #2, Item # K61011 $125.00 Read more Tap, Metric, M7 x 1 OSG, “New” ***SOLD*** $5.00 Read more