Shield rugged navy products & sensitive gadgets from contaminants seeping in or out within the harshest environments. Pressure-examined to Mil Conventional 1500 psi. T-Nuts make interior device threads in Wooden by lodging the barrel into a hole. The prongs lock it in to the surface in the Wooden. Aluminum: Aluminum https://carengineparts32085.dgbloggers.com/28604509/helping-the-others-realize-the-advantages-of-flange-bolts