| Head Styles |
Tapered flat head
with T-25 TORX recess (3/16" diameter
anchor) |
| Tapered flat head
with T-27 TORX recess (1/4" diameter
anchor) |
| 5/16"
hex washer with internal T-25 TORX recess (1/4"
and 3/16" diameter anchors) |
| Head Diameters |
.385" maximum (3/16"
tapered flat head anchor) |
| .462" maximum (1/4"
tapered flat head anchor) |
| .432"maximum (3/16"
& 1/4" TORX hex washer head anchors) |
| Shank Diameter |
3/16"
nominal (.218" major diameter) |
| 1/4"
nominal (.278" major diameter) |
| Lengths |
11/4",
13/4", 21/4", 23/4",
31/4",33/4",4" |
| Thread Design |
Trilobular, cold
formed |
| Threads per inch |
3/16"
anchor = 8 T.P.I. |
| 1/4"
anchor = 8 T.P.I. |
| Inches of Thread
per fastener |
1.875" maximum |
| Material
Composition |
1021 cold rolled
steel (case harden to HRC 45 minimum) or 410 S.S. |
| Plating |
500 hrs. salt spray
rating |
| Bending Capacity |
Ductility at 10°
minimum |
