Manufacturing and machining
Thread lead
Calculates thread lead from pitch and user-supplied number of starts.
Related calculators
Thread helix angle
Calculates helix angle from lead and pitch diameter.
Thread turns per length
Calculates turns for a given thread length and lead.
Approximate metric thread depth
Calculates approximate thread depth from a pitch multiplier; it is not a standards-based inspection dimension.
Thread cutting time
Calculates simplified thread cutting time from thread length, approach length, and feed rate.
Thread engagement turns
Calculates engagement turns from engagement length and pitch.
Generic required thread engagement
Calculates required thread engagement from axial force, allowable shear stress, and effective shear perimeter.