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INDENTED
HEXAGON:
An inexpensive wrench head fastener made to standard hexagon head
dimensions. The hex Is completely cold upset in a counterbored die
and possesses an Identifying depression In the top surface of the
head. |
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INDENTED
HEXAGON WASHER HEAD:
Produced in the same manner as the standard Indented hexagon head
but with a washer section at the base of the head to protect the finish
of the assembly from wrench disfigurement. |
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ACORN
HEAD
(FULL UNDERCUTI: A very neat appearing trim screw for appliance application-excellent
wrench surfaces. |
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HEXAGON
HEAD (TRIMMED): This is the standard type of wrench-applied
hexagon head, characterized by clean, sharp corners trimmed to close
tolerances. Recommended for general applications. It Is available
In all standard patterns and In all thread diameters. |
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HEAD
STYLES
(WELDING SCREWS): The welding screw has been developed to provide
a strong permanent threaded fastener which becomes an Integral part
of the assembly. It utilizes the principle of projection welding by
means of multiple lugs applied to various head surfaces.
Type "U" (Underlug) for general application. Assembles easily
into pre-located holes and fully utilizes head strength. Top surfaces
of head designed for efficient welding anode contact. |
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