Primarily used during "sweat" soldering and other heating operations when you need to heat a piece from below. Can also be placed over a Bunsen burner or alcohol lamp so that a pot can be heated. Lightweight 6" x 6" mesh screen is included with 110-529, but can also be purchased separately. Legs are 9" long. Optional Heavy Duty Mesh Screen no. 110-531 can be used with the tripod or placed above a soldering block to allow better heat transfer to the underside of the article being worked. Measures 6" x 6". Made in India.