This what I have and it's honestly 20yrs old, the newest model is built exactly the same. These torches are all stainless steel construction and US made, the company recently serviced mine and only charged me $22.00 with return shipping included.
http://www.blazerproducts.com/tools/gb2001.html
http://www.thetoolwarehouse.net/p-18...er-gb2001.aspx