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 Tap, Metric, M10 x 1.25, OSG (50 Available) “New” $10.00 Read more Tapping Head, Telco MT #2, 0-10 Capacity, Model 189 $75.00 Read more Collet, 5/8″, 3E, Procunier $10.00 Read more Die Head, Geometric 5/16″ $149.00 Read more