Home / Turning / Attachments & Tooling / Tool Holder, Threading Tool, 3/8″ x 3/4″ Shank, Ace Tool Holder, Threading Tool, 3/8″ x 3/4″ Shank, Ace$49.00 Category: Attachments & Tooling Description Description Ace No. 2050 Threading Tool for 10″ and 12″ Lathes 3/8″ x 3/4″ Shank Related products Center, Dead, Headstock, MT #5 $59.00 Read more Sale! Die Head, Threading Threads, National Acme DS 1-5/8 $149.00 Original price was: $149.00.$39.00Current price is: $39.00. Read more Center, Dead, Carbide Tipped, Mt. #1, (New), Item #GZ50M1 $7.25 Read more Follower Rest, Manufacturer Unknown $149.00 Read more