Lee's Large Cutter with Lock Stud is used for .480 Ruger, .500 S&W and the .50 BMG (for .475 and larger). The large cutter can also be used with all case diameters smaller than .475.
Specifications:

Type	Case Trimmer
Caliber	480 Ruger
Size	Large
Quantity	2 Piece
Weight	.18 lb
Function	Case Trimmer
Compatible With	Case Trimmers & Trim Pros
Material	Steel
Includes
Capacity	1 Shell
Media Capacity
Finish	Silver
Grain
Media Type
Micrometer Type