Material: BBQ thermometers are made of stainless steel with the explosion-proof glass, there are no plastic parts to melt. With screw connection for hole 8mm, also for smoker. Dual temperature displayThis thermometer ranges from 50 -500( 5) or 100-1000( 10FDrive it into cooking temperature. This function allows you to control the grilling temperature with the greatest intensity. Lightweight and cut small and easy to use: the diameter of the disc is 52 mm, the length is 52.7 mm, the thickness is 10.4 mm, in the pot, roaster, grill, simply drill a hole in the lid and screw on the thermometer, done InstructionsIt is made of stainless steel and very easy to install, just by inserting the thermometer into the pre-drilled hole or shaft and then tightening the included wing nut. Multi-functionGrill temp gauge is of course a spare part for yours Suitable for previous or self-made grills Can be used with wood, coal, electric , gas oven, bread oven, pizza oven, roasting oven.