Lee Undersize Mandrel .280

When delivered from the factory, the collet die will grip the bullet with a light press fit with cases of average hardness. Should you desire a tighter fit, you can order this (.280″) undersize mandrel for 7mm Remington Mag, 7×57, 7mm/08, and 7mm Express. Specifications for Lee Undersize Mandrel .280: Manufacturer: Lee Cartridge: 7x57mm Mauser, 7mm-08 Remington, 7mm Remington Magnum, .280 Remington Caliber: .284 Caliber Package Contents: Lee Undersize Mandrel .280