Home / Drilling & Tapping / Tapping / Tap, Acme, Roughing, 7/8″ – 6 TPI Right Hand Tap, Acme, Roughing, 7/8″ – 6 TPI Right Hand$25.00 Category: Tapping Related products Tapping Head, Snow A-21, MT #1 Shank w/ MT #2 Adapter Item K6310 $75.00 Read more Die Stock Handle, 2-3/4″, 29″ OAL $20.00 Read more 1-13/16″ Hex Diameter Die Stock, 2 Available $19.95 Read more Die Head, Threading Threads, National Acme DS 1-5/8 $149.00 Read more