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 Head, Collapsible, 1-1/4″, Geometric $149.00 Read more Tap, Metric, M10 x 1.25, OSG (48 Available) “New” $10.00 Read more Tap, Metric, M7 x 1 OSG, “New” ***SOLD*** $5.00 Read more Tap, Acme Tandem , 1/2″ – 10 TPI, Left Hand, Widdell, USA $49.00 Read more