Surebonder's 862 Hot Melt Formula is a low-temperature packaging adhesive with excellent hot tack, short open time, and a good delivery rate. Good adhesion to plain and some coated corrugated packaging, paper products, wood, and foam. Fast Set, 15 Second Open Time. 862R15 Full Size 15" Light Amber Hot Glue Sticks - 25 lb Box. Full-Size Glue Sticks (0.43" or 7/16" diameter). 15 Inches Long. MADE IN THE USA.