20 pieces 3.6inch(91mm) 16 element high efficency nozzles
For 1:1 and 2:1 ratio formulas
Works with all standard B-System 50ml Dual-Barrel epoxy and adhesive cartridges
Reduces wasted adhesives through it's smaller diameter and more efficient interior mixing elements
Good for bonding metals, wood, masonry products, most plastics and rubbers and PCB mounting