Stanley SFMCF940M1 - 18 V reviews: 5.0/5 based on 3 analyzed reviews, updated September 7, 2026.
Praised: tightening power and fatmax compatibility.
Review summary
Written by Augur from the 3 reviews analyzed
This impact wrench from the Stanley range stands out for its very high tightening torque performance. It is particularly praised for its significant torque power, which reaches 949 Nm, allowing it to tackle the most demanding mechanical and assembly tasks.… This model is especially efficient when used with the brand's v20 Fatmax battery.
What buyers talk about most
+Strength : Tightening powerThis model delivers a powerful tightening torque of 949 Nm, ideal for heavy-duty tasks.
+Strength : Fatmax compatibilityIt works optimally with batteries from the v20 Fatmax range.