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The Thick Turret Extrusion has two type ,one for burring( screw tapping),another is general extrusion
Burring extrusion design with exchangable insert for below diameter less 6.0mm.It could be B station,
C station.
Thick Turret Extrusion optional as type A-Popular style,Type B -- Europe style
Specified pitch between extrusions to make correct relief on tooling.
Should pre punch holes before extrusion forming
Prepunch size as following chart for extrusion tapping only.
Apply to cooling tube holders, need tolearance for inner diameter. Enforced type recommanded.
