• 4.5-inch (115mm) 24-Element High-Efficency Square/Quadro Nozzles thoroughly mixes with 50% less waste
  • Works with: All standard B-System and S-System 50ml Dual-Barrel epoxy and adhesive cartridges
  • For 1:1 and 2:1 ratio formulas (those with a large gray cap atop the outlet end)
  • And all major adheisve brands: Loctite Hysol, 3M Scotch Weld, Devcon Dev-Pack, Huntsman Araldite 2000+ and more
  • Perfect for the new 3M duo-pack Cartridge Design (with the large gray cap atop the outlet, which is also known as a B-System cartridge)

I bought these so I could use one tube of Araldite epoxy on several sessions and they did the job well. They mixed well and the epoxy set properly.