A mandrel is an auxiliary device for the formation of cavities and is utilized in metal forming for indentation or forcing-through procedures There is a differentiation between hollows and solid mandrels For seamless tube production, mandrels are utilized for bar extrusion as well as for mandrel drawing as auxiliary devices, whereat the mandrel always determines the inner diameter of the deformed tube
(1) a form, generally of elongated round section used for size and to support hose during fabrications and/or vulcanization It may be rigid or flexible; (2) a tapered expanding device, fixed in diameter, which is pulled through a shank of a fitting thus expanding the diameter to exert force on the hose between the shank and ferrule
The slightly tapered cylindrical tube on which a cylinder record is placed for playing Although usually made out of metal, these can also be made out of wood, and gutta purcha
The threaded part of the installation tool which passes through the anvil The threads of the mandrel engage the threads of the insert and transmit the force necessary to set (collapse) the fastener NEAR FLUSH HEAD A thin head style (also called low profile) designed to provide a near flush installation, with no need of countersinking