Forster Cross Bolt Die Lock Ring package of 12 for standard 7/8 x 14 dies. They are supplied with all Forster's high quality Bench Rest Dies. Specifications for Forster Cross Bolt Die Lock Ring: Manufacturer: Forster Weight: 0.034 lb Features of Forster Cross Bolt Die Lock Ring Easy-to-use cross bolt connects the two ends of the ring instead of a traditional screw design that tightens directly into the threads of the die resulting in a more precise mating of the lock ring threads to the die threads Provides a more reliable alignment with no canting and no damage to the die threads which remain undamaged Tightening or loosening the steel cross bolt screw requires only a 7/64in hex key (Allen wrench) Fits standard 7/8in-14 thread dies from most manufacturers Package Contents: Forster Cross Bolt Die Lock Ring Forster DIE-G-10-DOZEN: Cross Bolt Die Lock Ring package of 12 for standard 7/8 x 14 dies