3/4 oz Insta-cure cyanoacrylate adhesive is a higher viscosity CA for loose fitting joints in which the adhesive must bridge gaps. Normally, the thicker CA is applied to one surface and then the parts are held tighly together for about 5 to 15 seconds. THIS IS A GREAT GLUE FOR STYRENE. Works great with Iinsta-set. THIS BOTTLE REQUIRES USE OF AN EXTENDER TIP FOR 1/64 WORK.