Use these original illustrations to describe the drive, head, point, thread and under-head features you need. Add dimensions, material, finish and application details, then confirm the final configuration against a drawing or sample. The illustrations are not to scale.
Using the guide
The source includes nine point illustrations and nineteen thread illustrations. Some labels repeat or are ambiguous, including CUP POINT and TYPE AB. Use the drawing position and a sample reference to identify the intended geometry rather than treating each label as a unique standard.
Point forms
Drill point
Z-point
Reduced drill point
Umbrella-thread nail point
Cup point – drawing 1
Dog point
Drilling nail point
Cup point – drawing 2
Winged drill point
Thread forms
Type AB – drawing 1
Type B
Type BP
Type BF
Type BT / Type 25
Type C
Type E
Type F
Type T / Type 23
Type A
Type U
Particle-board thread
Umbrella
Hi-low
Coarse
Twin-fast
Fine thread
PLASTOC (catalogue label)
Type AB – drawing 2