Metal Breaking/Grozing Pliers – Melt Glass Art Supply
Leponitt Breaking Pliers
SPEEDWOX 2 Pcs Glass Running Pliers and Breaker Grozer Pliers Set Professional Glass Grozing Pliers with 2 Pair of Rubber Tips Key Fob Pliers for Stained Glass Work Mosaics Breaking Tool - Amazon.com
Artistry In Glass > STAINED GLASS HAND TOOLS > CHOICE NARROW JAW BREAKER/GROZIER