Interlocked metal hose is also referred to as strip wound hose and consists of successive ferns of profiled strip, with the edges of adjacent turns interlocked.
Interlock Hoses are made with a packing so that filament of cotton, asbestos, rubber or metals like copper can be fed into the interlock to made it pressure fight.
It is mostly uses as a protective I conduit casing. It is also used as a liner inside the hose based on the profile formation.
Locking methods are called