The Sinclair TiN Turning Mandrels offer increased abrasion resistance and longevity compared to Stainless Steel Mandrels, with a TiN coating that enhances lubricity and tool life up to 10 times.
Designed primarily for case alignment during neck turning, these mandrels are versatile and can also be used to set neck tension for precise bullet seating.
These 270 Caliber mandrels have a diameter of 0.275 inches and are made to be 0.002 inches under bullet diameter for optimal performance.