The Wilson Expanding Mandrel Sizing Die. These dies are designed to be used on NEW brass cases to prepare the case for the seating operation. Over the past few years we have seen a greater need to run new brass cases over an expanding mandrel to properly prepare them for their first firing. New brass cases are often damaged when shipped in bulk, this die will give you a consistent neck diameter on your cases. With correct neck tension you can expect a more consistent seating depth. Includes one mandrel. Additional mandrels sold separately. Cut out in die provides an easy view for making sure case aligns and setting up depth Interchangeable Mandrels depending on caliber Standard 7/8ths Reloading Press Die ONLY expands neck to slightly under bullet diameter Stainless Parts for a Long Lasting Finish Durable and Accurate L.E. Wilson manufactured lock nut - thickness is .225" from inside to outermost edge .270" for height and 1.250" total width OD
Optimal Solution for Preparing New Brass Cases
The Wilson Expanding Mandrel Sizing Die is specifically designed for use on NEW brass cases, ensuring they are adequately prepared for the seating operation.
In recent years, the demand for running new brass cases over an expanding mandrel has increased significantly, as it effectively prepares them for their first firing. New brass cases can often sustain damage during bulk shipping, but this die guarantees a consistent neck diameter across your cases.
With the correct neck tension, you can anticipate a more uniform seating depth, enhancing your overall reloading experience.
- Includes one mandrel; additional mandrels sold separately.
- Cut-out in die allows for easy viewing to ensure case alignment and depth setup.
- Interchangeable mandrels available based on caliber.
- Standard 7/8ths reloading press compatibility.
- Die ONLY expands neck to slightly under bullet diameter.
- Constructed with stainless parts for a long-lasting finish.
- Durable and accurate L.E. Wilson manufactured lock nut - thickness is .225" from inside to outermost edge, .270" for height, and 1.250" total width OD.
Elevate your reloading process with the precision and quality of the Wilson Expanding Mandrel Sizing Die.