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WILLIAMS 401NSMW Micro Adjustable Torque Bit Screwdriver - Adjustable Torque Bit Screwdrivers
WILLIAMSAdjustable Torque Bit Screwdrivers

WILLIAMS 401NSMW Micro Adjustable Torque Bit Screwdriver

The WILLIAMS Micro Adjustable Torque Screwdriver (MPN 401NSMW) is an adjustable torque bit screwdriver with a 1/4 in tip size. It features a minimum torque of 50 cN-m and an adjusting knob for setting torque levels.

SKU 3G-OTH-313880

Also listed as: 401 NSMW · 401-NSMW

Brand
WILLIAMS
Item
401NSMW Micro Adjustable Torque Bit Screwdriver
Part Number
401NSMW
Category
Adjustable Torque Bit Screwdrivers
Available to Order
Also known as:401NSMWWILLIAMS
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
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Technical Specifications

WILLIAMS
Manufacturer Part Number
401NSMW
Type
50 cN-m Min Torque, Adjusting Knob

Technical Documents

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WILLIAMS Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The WILLIAMS Micro Adjustable Torque Screwdriver (MPN 401NSMW) is an adjustable torque bit screwdriver with a 1/4 in tip size. It features a minimum torque of 50 cN-m and an adjusting knob for setting torque levels.

Frequently Asked Questions

What is the WILLIAMS Micro Adjustable Torque Screwdriver used for?

The WILLIAMS 401NSMW is used for precision fastening in electronics, automotive, and industrial assembly where controlled torque is critical. Its micro-adjustable knob allows operators to set exact torque levels, preventing over-tightening or damage to sensitive components.

What are the specifications of the WILLIAMS 401NSMW torque screwdriver?

The WILLIAMS 401NSMW has a 1/4 in tip size, a minimum torque of 50 cN-m, and an adjusting knob for setting torque. It is a micro-adjustable torque bit screwdriver designed for repeatable accuracy in controlled-torque applications.

Where to buy the WILLIAMS 401NSMW torque screwdriver worldwide?

3G Electric supplies the WILLIAMS 401NSMW torque screwdriver worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us for a quote and lead time on this precision tool.

How to set the torque on a WILLIAMS micro adjustable torque screwdriver?

To set torque on the WILLIAMS 401NSMW, turn the adjusting knob to the desired torque value within its range. Always verify the setting with a torque tester before use. Follow the manufacturer's calibration guidelines to maintain accuracy.

Used in

Common applications for WILLIAMS
Automotive assembly — Williams square ratcheting torque wrench heads (QYSD16A, QZSD24A) for tightening engine and chassis fasteners to specified torque.
Industrial maintenance — Williams interchangeable torque wrench system with 1/2 in and 3/4 in drive heads for pump and compressor flange bolts.
Aerospace fastening — Williams preset torque screwdrivers (61SPW) for avionics and instrument panel assembly where low torque is critical.
Electronics manufacturing — Williams 61SPW preset torque screwdriver for securing small screws in circuit board enclosures and connectors.
Heavy equipment repair — Williams 3/4 in drive ratcheting torque wrench heads (QZSD24ADP) for track and undercarriage bolts on construction machinery.
Field service kits — Williams 3/8 in drive torque wrench heads (QYSD12A, QJSD12A) paired with a single handle for on-site maintenance of industrial valves and fittings.
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WILLIAMS Products

3G Electric supplies WILLIAMS adjustable torque bit screwdrivers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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