Home / Drilling & Tapping / Tapping / Geometric Die Head, 3/4″ Shank, Chaso 9/16″ ED Geometric Die Head, 3/4″ Shank, Chaso 9/16″ ED$149.00 Category: Tapping Description Description Chaso Tool Division, North Branch Michigan. I do not have any dies. 3 Pounds Related products Tapping Head, Procunier #1E 3/4″-16TPI Threaded Spindle $49.00 Read more Tap, Acme Tandem , 1″ – 5 TPI, Left Hand, USA $95.00 Read more Tapping Head, Telco MT #2, 0-10 Capacity, Model 189 $75.00 Read more Ralmikes Veratile Tap Tool #00-#6 Taps, 1/2″ Shank $75.00 Read more