Ref.

Downloads

ANSIB18.6.4-self-tapping-thread-cutting-screw-STEP.zip

ANSIB18.6.4-self-tapping-thread-cutting-screw-AD_PRT.zip

Example dataset from another fastener: Thread description Nominal Diameter Radius Nominal Length Shank Diameter Width Across Flats Head Height Cone Point Diameter Thread Run-out Thread Length Thread Diameter Width Across Corner Cone Point Diameter Width Across Flats Thread Run-out Ring Outside Diameter Chamfer angle Radius Nominal Diameter Thread per Unit Pitch Thread Open Angle Class Thread Type Size Designation File Name Material Part Number Thread diameter Thread Type Grip Length Data: 1/4-20 UNC 0.25 0.03 0.5 0.26 0.438 0.188 0.188655 0.12492126 0.375 0.25 0.50589 0.188655 0.438 0.02973126 0.438 30 0 0.25 20 0.05 30 2A ANSI Unified Screw Threads 1/4-20 UNC - 0.5 ANSI/ASME B18.2.1 - 1/4-20 UNC - 0.5(2) Steel, Mild ANSI/ASME B18.2.1 - 1/4-20 UNC - 0.5 1/4 UNC 0.125