Speed Epoxy II Maximum Strength Extended Working Time Mix Ratio 1:1 Sets Clear Sandable Sets Hard up to 3.5 Tonne Strength! This new addition to the Speed Epoxy II range has been tested to over 3.5 tonnes (8,412 psi/ 58N/mm2) and sets a new standard for high strength epoxy glues. Sets hard, clear & sandable. Uses epoxy resin and hardener systems carefully matched to give high strength across gaps at 1:1 ratio, and yet tolerating slight mixing errors found in normal use. Deluxe Materials is delighted to announce a new range of high strength, rapid setting, epoxy glues that are formulated to set hard , clear & sandable. ** Flammable items will have to be sent using a courier. Please note surcharge areas may incur an extra charge see Postage