Power Drive Dead Blow Hammer, 4 lb Head, 2 3 4 in dia Face, 15.5 in Handle, Black Yellow ORS NASCO requiring high mechanical strength and requiring high mechanical strength and resistance to high temperatures The glass cloth is specially treated and prepared to provide corrosion free protection It will not shrink This grease provides superior protection for equipment exposed to a wide range of operating temperatures and environments Temperatures range 400ºF (continuous) and 500ºF (intermittent) Use as a lubricant and protective anti rust film on bearings Engineered to perform better than rubber or plastic face hammers Hammer faces are abrasion and impact resistant Designed to withstand severe striking applications and are surface protective