This Collect Die is popular with cast bullet shooters that wish to use over size bullets, also very popular when reloading for heavy recoiling revolvers. Its crimping system can apply a secure crimp. There is no crimping groove required in jacketed or cast bullets, the die is so powerful it will form a crimp groove if one is not present.
WARNING: To the state of California, this product is known to have chemicals that cause cancer, birth defects, and harm to the reproductive system.