boiler drum head

capstan drum head

Drum Head

rotary head drum

video head drum

boiler drum ellipsoidal head

fixed head magnetic drum

floating head magnetic drum

Shaft head of brake drum for pilot wheel

video head upper drum assembly

fixed head disc/drum store

hammer head [= hammer head shark]

head to head

head to head configuration

head to head structure

head wind [= head sea]

head-to-head

head-to-head polymer

hexagon socket countersunk head cap head screw