Forster Universal Bullet Puller No Collets Included. It works with the Forster Co-Ax press as well as with any standard loading press with a 7/8"-14 thread and bullets from .17 caliber to .458 caliber. Collets sold separately. Specifications for Forster Universal Bullet Puller: Manufacturer: Forster Quantity: 1 Color: Black Package Contents: Forster Universal Bullet Puller Forster UP1010: Universal Bullet Puller No Collets Included