Surface Finish：32 microinches threads
Surface Finish：32 microinches grip
Specification Data：80205-nas1580 professional/industrial association standard
Min. Tensile Strength (psi)：160000 pounds per square inch
Material：Titanium alloy
Material Specification：Ams4967 assn standard single material response
Internal Drive Style：High-torque
Head Style：Flat countersunk
Head Diameter：Between 0.464 inches and 0.507 inches
Grip Length：Between 0.552 inches and 0.572 inches
Grip Diameter：Between 0.249 inches and 0.2495 inches
Fastener Length：Between 0.95 inches and 0.98 inches
Countersink Angle：Between 99 degrees and 101 degrees
Thread Class：3a
Thread Diameter：0.25 inches
Thread Direction：Right-hand
Thread Length：Between 0.388 inches and 0.428 inches
Thread Qty Per Inch (tpi)：28
