1.5MM x 60° & 3.0MM x 60° Serrated
1/16 x 90° & 3/32 x 90° Serrated

             1/16 X 90° Serrated

             3/32 x 90° Serrated

Acme Serrated Key Type
American Standard Tongue & Groove
Metric Tongue & Groove
Pin Location Type
Square Serrated Key Type
Miscellaneous