PART 2 - InTurn™ ULTRA-T 4th axis Build - Machining the Spindle

Please visit for information and specs on these products This video series covers the design and build of the newest and largest models of the InTurn™ 4th axis; the ULTRA and ULTRA-T In PART 2, the new 98lb raw forging made from 4140 alloy steel is made into the first prototype spindle for the new InTurn™ ULTRA 4th axis.