The Unbrako® fastener brand name is
widely recognized throughout the world.
Unbrako socket screws are used in
machine tools, tools and dies, earth
moving and mining machinery, and a wide
range of industrial and engineering.
Unbrako is committed to making fasteners that out perform all others.
We build our fasteners for life, to help you build your products for life. Our
advanced manufacturing techniques & capabilities provide the market with
requirements to suit applications, using materials, either in alloy, stainless or
HIGHER MIN ULT TENSILE:
10,000 PSI stronger than industry standard
COMPOUND FILLET RADIUS: Doubles fatigue life at critical head-shank
WIDE RADIUS THREADS:
Maximizes fatigue resistance where it's needed
3R (RADIUSED ROOT RUNOUT) THREAD:
Increases fatigue life up to 300%
E CODE "LOT CODE" MARKINGS:
The ultimate in fastener traceability