Collection: ISO British Standard Die Sets

Smith Craft Products EZ Breaker ISO British Standard Die Sets are available in sizes 05B through 20B for single strand roller chain, and 06B-2 through 20B-2 for double strand roller chain, and 08B-3 for triple strand chains. 

ISO British Standard Dies are used with the EZ Breaker Bases to cut all sizes of roller chain quickly and easily.