Torque Wrench Extension Calculator
Crowfoot correction · ft-lb · Nm · in-lb
Inputs
0° inline · 90° perpendicular
0°45°90°
Results
Set wrench to
85.71
ft-lb
Without correction
100.00
ft-lb
Difference
14.29
ft-lb
Formula
TW = TA × L ÷ (L + E × cos θ)
= 100 × 18 ÷ (18 + 3 × cos 0°) ≈ 85.71 ft-lb