Main
Product type	impact wrench
Design	gun


Specs
Rotation speed	400/1200/2000 rpm
Max. beats	2600 bpm
Torque	949 Nm
Reducer	1-speed
Number of speeds	3
Reverse	slider
Weight	2.66 kg


Chuck
Chuck type	square drive
Square size	1/2 "

Features
Features	impact mode brushless motor backlight
In box	without charger


Power supply
Power source	battery
Battery in set	no
Battery platform	Stanley FatMax V20
Battery voltage	18 В
Compatible batteries	SFMCB201, SFMCB202, SFMCB204, SFMCB206
Added to E-Catalog	September 2023

Model SFMCF940B is supplied without battery and charger.

The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Stanley 2026 - new arrivals, bestsellers, and the most relevant models Stanley.

Drill chuck: types and differencesSpecifics of different types of chucks for drilling and working with fasteners

Which is better: drill, screwdriver or drill-driver?We study the design features and specifics of the use of such similar, but still different types of power tools

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	Stanley Fatmax V20 SFMCF940 18v Cordless Brushless High Torque 1/2" Impact Wrench No Batteries No Battery Charger No Case SF The SFMCF940 is a cordless high torque impact wrench which is part of the Stanley FatMax V20 battery system. It can be used with any Stanley FatMax V20 battery and shares battery compatibility with an ever growing range of additional tools. This impact wrench has a 1/2" anvil which is suitable for direct connection of 1/2" drive impact sockets. The... morepowerful brushless motor can deliver an impressive 929Nm of fastening torque, but to make it more suitable for lighter jobs as well it features three different modes which allow the speed and torque to be adjusted to the application in hand. Features and Benefits bull; Part of the Stanley FatMax V20 cordless system • Runs on any Stanley FatMax V20 battery • 1/2" Square drive anvil for direct connection of impact sockets • Maximum fastening torque of 929Nm • Integrated LED worklight • Oil, chemical and impact resistant glass fibre reinforced nylon housing • Rubberised handle for comfortable grip • Three mode settings to adjust the power output according to the application • Robust build quality: designed for jobsite environments Specifications • Battery Voltage: 18v • Battery Type: Stanley FatMax V20 (lithium ion) • Motor: Brushless • Square Drive: 1/2" • Modes: 3 • No Load Speed: 0-450 RPM /0 - 1200 RPM / 0 -2000 RPM • Maximum Impacts per Minute: 2600 • Maximum Fastening Torque: 929Nm • Tool Weight (excluding battery): 3.0kg Contents • Stanley FatMax V20 Cordless High Torque Impact Wrench (bare tool) • No Battery • No Charger • No Case Mytoolshed.co.uk Delivery: in United Kingdom Report	£151.95 Buy in shop

	Stanley Fatmax V20 SFMCF940 18v Cordless Brushless High Torque 1/2" Impact Wrench No Batteries No Battery Charger No Case SF The SFMCF940 is a cordless high torque impact wrench which is part of the Stanley FatMax V20 battery system. It can be used with any Stanley FatMax V20 battery and shares battery compatibility with an ever growing range of additional tools. This impact wrench has a 1/2" anvil which is suitable for direct connection of 1/2" drive impact sockets. The... morepowerful brushless motor can deliver an impressive 929Nm of fastening torque, but to make it more suitable for lighter jobs as well it features three different modes which allow the speed and torque to be adjusted to the application in hand. Features and Benefits bull; Part of the Stanley FatMax V20 cordless system • Runs on any Stanley FatMax V20 battery • 1/2" Square drive anvil for direct connection of impact sockets • Maximum fastening torque of 929Nm • Integrated LED worklight • Oil, chemical and impact resistant glass fibre reinforced nylon housing • Rubberised handle for comfortable grip • Three mode settings to adjust the power output according to the application • Robust build quality: designed for jobsite environments Specifications • Battery Voltage: 18v • Battery Type: Stanley FatMax V20 (lithium ion) • Motor: Brushless • Square Drive: 1/2" • Modes: 3 • No Load Speed: 0-450 RPM /0 - 1200 RPM / 0 -2000 RPM • Maximum Impacts per Minute: 2600 • Maximum Fastening Torque: 929Nm • Tool Weight (excluding battery): 3.0kg Contents • Stanley FatMax V20 Cordless High Torque Impact Wrench (bare tool) • No Battery • No Charger • No Case Tooled-up.com Delivery: to United Kingdom Report	£151.95 Buy in shop

	Stanley Fatmax V20 SFMCF940 18v Cordless Brushless High Torque 1/2" Impact Wrench SFMCF940B The SFMCF940 is a cordless high torque impact wrench which is part of the Stanley FatMax V20 battery system. It can be used with any Stanley FatMax V20 battery and shares battery compatibility with an ever growing range of additional tools. This impact wrench has a 1/2" anvil which is suitable for direct connection of 1/2" drive impact sockets. The... morepowerful brushless motor can deliver an impressive 929Nm of fastening torque, but to make it more suitable for lighter jobs as well it features three different modes which allow the speed and torque to be adjusted to the application in hand. Features and Benefits bull; Part of the Stanley FatMax V20 cordless system • Runs on any Stanley FatMax V20 battery • 1/2" Square drive anvil for direct connection of impact sockets • Maximum fastening torque of 929Nm • Integrated LED worklight • Oil, chemical and impact resistant glass fibre reinforced nylon housing • Rubberised handle for comfortable grip • Three mode settings to adjust the power output according to the application • Robust build quality: designed for jobsite environments Specifications • Battery Voltage: 18v • Battery Type: Stanley FatMax V20 (lithium ion) • Motor: Brushless • Square Drive: 1/2" • Modes: 3 • No Load Speed: 0-450 RPM /0 - 1200 RPM / 0 -2000 RPM • Maximum Impacts per Minute: 2600 • Maximum Fastening Torque: 929Nm • Tool Weight (excluding battery): 3.0kg Contents • Stanley FatMax V20 Cordless High Torque Impact Wrench (bare tool) • No Battery • No Charger • No Case Tooled-up.com Delivery: to United Kingdom Report	£151.95 Buy in shop

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Stanley FatMax SFMCF940B configurations


Stanley FatMax SFMCF940M1	from £199.95	2 offers
Stanley FatMax SFMCF940M2	from £229.95	3 offers
Stanley FatMax SFMCF940M3	from £259.95	3 offers
Stanley FatMax SFMCF940B	from £151.95	3 offers

Stanley FatMax SFMCF940B

Buy Stanley FatMax SFMCF940B

Stanley Fatmax V20 SFMCF940 18v Cordless Brushless High Torque 1/2" Impact Wrench No Batteries No Battery Charger No Case SF

Stanley Fatmax V20 SFMCF940 18v Cordless Brushless High Torque 1/2" Impact Wrench No Batteries No Battery Charger No Case SF

Stanley Fatmax V20 SFMCF940 18v Cordless Brushless High Torque 1/2" Impact Wrench SFMCF940B

Stanley FatMax SFMCF940B configurations