Heat Gun Welding Temperature Guard, Accessory Type Heat Gun Welding Temperature Guard, Compatible with Grainger Part Number 406P76, 406P78, 5KNN8, 5KNP1, Compatible with Manufacturer Part Number HG 2310 LCD, HG 2510 ESD, HL 1810 S, HL 1910, HL 2010 E, Overall Length 3 1/4 in, Overall Height 1/64 in, Overall Width 3 1/4 in