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Square Drive
  1. Home
  2. Tools & Home Improvement
  3. Power & Hand Tools
  4. Hand Tools
  5. Sockets & Socket Sets
  6. Individual Drive Sockets
  7. Square Drive
  8. Stahlwille 9mm Bi-Hex…
Stahlwille

Stahlwille 9mm Bi-Hex Socket #40D, 1/4 inch Drive, 12 Points, 23mm Length | High-Performance German Steel

4.5
(50 Ratings)
Stahlwille 9mm Bi-Hex Socket #40D, 1/4 inch Drive, 12 Points, 23mm Length | High-Performance German Steel - main product image
All-inclusive price — duties & taxes paid, no customs charges at delivery
₹2,950₹4,290

You save ₹1,340 (31%)

31% off the seller list price

Qty
Stahlwille 9mm Bi-Hex Socket #40D, 1/4 inch Drive, 12 Points, 23mm Length | High-Performance German Steel — 11 mm
11 mm
₹2,500
₹3,630
In Stock
Stahlwille 9mm Bi-Hex Socket #40D, 1/4 inch Drive, 12 Points, 23mm Length | High-Performance German Steel — 14 mm
14 mm
₹3,590
₹5,400
In Stock
Stahlwille 9mm Bi-Hex Socket #40D, 1/4 inch Drive, 12 Points, 23mm Length | High-Performance German Steel — 10 mm
10 mm
₹3,110
₹6,110
In Stock
Stahlwille 9mm Bi-Hex Socket #40D, 1/4 inch Drive, 12 Points, 23mm Length | High-Performance German Steel — 9 mm
9 mm
₹2,950
₹4,290
In Stock

Estimated doorstep delivery by 1 Nov - 3 Nov from USA

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Precision German Engineering for Your Toolkit

About this item

Stahlwille's 9mm Bi-Hex Socket (#40D) is engineered for demanding tasks in India's diverse mechanical environments. Its 1/4 inch drive and 12-point bi-hex design provide superior engagement, allowing access in confined areas where standard sockets struggle. Manufactured in Germany from HPQ high-performance steel with a durable chrome-plated finish, this socket ensures resilience and longevity.

The innovative Anti-Slip Drive technology is crucial for Indian workshops, enabling high force transmission to the flats of nuts and bolts without causing damage or slippage. This means greater control and reduced risk of stripping fasteners, even under high torque applications. Compliant with stringent DIN 3124 and ISO 2725-1 standards, it guarantees reliable performance for professional and enthusiast use.

Imported directly and delivered via ExpressBox, this Stahlwille socket offers German engineering precision for your toolkit. All customs duties and GST are pre-paid, ensuring a transparent price. For mechanics in India, this socket represents a durable, reliable solution for intricate automotive and machinery repairs.

Key Features

  • HIGH-PERFORMANCE QUALITY Stahlwille Steel Bi-Hex sockets are made of HPQ high-performance steel and are extremely resilient but thin-walled and gentle on fastener heads. Fits over a hexagonal bolt head, twice as many positions as the regular hex socket. Ideal for working in tight spaces.
  • GENTLE,RELIABLE and SAFE The special Anti-Slip Drive permits high transmission of forces to the ats of nuts and bolts without damaging them.
  • SPECIFICATION Bi-Hex Socket #$40D , Chrome Plated. This 12-point socket has 1/4 inch drive, 9 mm size, 23 mm length, and weighs 13g
  • DIN 3124/ISO 2725-1 COMPLIANT. Stahlwille Steel Hexagon Sockets are compliant with the German quality standard DIN 3124
  • MADE IN GERMANY Stahlwille continues to redefine standards. The company unites all the outstanding features of traditional German forging, state-of-the-art production techniques, and digital technologies – from classic handtools and automatic calibration systems to interconnected tool solutions for the next generation.

Why choose this product

Engineered for Precision and Durability

Stahlwille sockets are renowned for their German craftsmanship, utilizing HPQ high-performance steel for superior strength and thin-walled construction. The Anti-Slip Drive prevents fastener damage, a critical feature for mechanics dealing with potentially worn bolts. Unlike generic sockets that may strip easily, Stahlwille ensures a secure grip and high torque transmission. This socket is built to last, offering a reliable solution for intricate repairs and demanding professional use, backed by stringent German quality control.

Ideal for Indian Mechanics & Tight Access

This 9mm Bi-Hex socket is perfect for servicing modern vehicles and machinery common in India that feature recessed or awkwardly placed fasteners. Its 12-point design provides greater flexibility in tight engine compartments or undercarriages where standard 6-point sockets might not fit. While many local brands offer basic sockets, Stahlwille's precision and Anti-Slip Drive offer a distinct advantage for professionals who cannot afford fastener damage or tool failure. Skip if you only need basic, infrequent use and have ample working space.

How to use

  • Select Compatible Ratchet — Attach the Stahlwille 9mm Bi-Hex socket securely to a compatible 1/4 inch drive ratchet, extension, or torque wrench. Ensure a firm connection to prevent slippage during use.
  • Engage Fastener — Align the socket's 12-point opening precisely over the 9mm hexagonal bolt head or nut. Push firmly to ensure full engagement, utilizing the Anti-Slip Drive's grip.
  • Apply Torque — Apply steady, controlled torque using the ratchet. The socket's high-performance steel and precise fit will transmit force efficiently to the fastener flats, minimizing risk of stripping.

Example scenarios

Typical situations where Stahlwille 9mm Bi-Hex Socket #40D helps — illustrative scenarios, not customer reviews.

1
Scenario 1
Illustrative example
Where it helps

Mechanic in a congested Indian city workshop needs to service a car with limited access around the engine block.

How this product helps

The Stahlwille 9mm Bi-Hex socket's 12-point design and 1/4 inch drive allow access where standard sockets won't fit. Its Anti-Slip Drive prevents fastener damage, crucial for customer satisfaction and avoiding costly bolt replacements.

Specifications & installation

Installation & usage

ApplicationUse with compatible 1/4 inch drive ratchets, extensions, and adapters for hexagonal bolts and nuts.
Tight SpacesIdeal for working in confined areas due to 12-point engagement.
Fastener ProtectionAnti-Slip Drive prevents damage to fastener flats.
Standards ComplianceDIN 3124, ISO 2725-1

How we compare

FeatureStahlwille 9mm Bi-HexOthers
Material & DurabilityHPQ High-Performance Steel, Chrome Plated. Resilient, thin-walled, gentle on fasteners.Varies by brand; often standard steel or Cr-V. May be thicker-walled, less resistant to corrosion or cam-out.
Drive TechnologyAnti-Slip Drive for high force transmission without damaging flats. 12-point Bi-Hex for tight access.Standard internal hex drive. May require more force and risk fastener damage. Typically 6-point hex.
Precision & StandardsMade in Germany. DIN 3124 / ISO 2725-1 compliant. Tight tolerances.Varies by manufacturer. Compliance with international standards may not be guaranteed.
Cost per Unit1 unit — ₹2,950 per unitLocal 9mm sockets can range from ₹150-₹400 depending on brand and material quality.

Product details

SKUkzv8312
GTIN04018754000340
BrandStahlwille
Model#40D
Size9 mm
Drive Size1/4 inch
Points12 (Bi-Hex)
Length23 mm (0.91 inches)
Width12.8 mm
MaterialHPQ High-Performance Steel
FinishChrome Plated
Weight13 g (0.029 lb)
Country of OriginMade in Germany

About Stahlwille

Stahlwille is a globally recognized German manufacturer of high-quality hand tools, known for precision engineering and durable solutions for professional mechanics.

Compliance & Legal

No product-specific compliance warnings identified. Standard imported-goods terms apply: customs duties & GST paid; for personal use in India; follow the manufacturer's usage instructions on the packaging.

Customer Reviews

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FAQ, See What Others Asked

How to buy an original Stahlwille 9mm Bi-Hex Socket in India?
All customs duties and GST are pre-paid by crowcrowcrow and included in the listed INR price. This Stahlwille socket is sourced directly from authorized US retailers and authorized brand partners, ensuring it is factory-sealed and imported per-order. It is delivered via ExpressBox tracked shipping for your peace of mind.
What is the difference between a standard Torx bit socket and an E-Torx socket?
A standard Torx bit socket features a male star-shaped bit that inserts into recessed star screw heads, whereas an E-Torx (External Torx) socket has a female star-shaped opening designed to fit over raised star-shaped bolt heads. This Stahlwille socket is a Bi-Hex (12-point) type for hexagonal fasteners.
Can chrome star drive sockets be used safely with an impact wrench?
Polished chrome sockets like this Stahlwille 9mm Bi-Hex are engineered specifically for manual hand tools such as ratchets and breaker bars. For high-torque electric or pneumatic impact drivers, select heavy-duty impact-rated sockets made from chrome molybdenum steel.
What is the drive size and size of this Stahlwille socket?
This Stahlwille socket features a 1/4 inch drive size and is a 9mm Bi-Hex socket. Its compact dimensions and 12-point design make it suitable for accessing fasteners in tight engine compartments or machinery.
How does the Anti-Slip Drive work on this socket?
The Anti-Slip Drive on this Stahlwille socket allows for high transmission of forces directly to the flats of nuts and bolts. This design prevents the socket from slipping off the fastener head, reducing the risk of damage and ensuring a more secure grip.
Is this Stahlwille socket suitable for use in Indian automotive repair?
Yes, this socket is highly suitable for Indian automotive repair. Its German engineering, durable construction, and precision fit make it ideal for working on various vehicles. The 12-point design is particularly useful for accessing fasteners in tight engine bays or undercarriages.

Frequently bought together

Stahlwille 9mm Bi-Hex Socket #40D, 1/4 inch Drive, 12 Points, 23mm Length | High-Performance German Steel

This item:

Stahlwille 9mm Bi-Hex Socket #40D, 1/4 inch Drive, 12 Points, 23mm Length | High-Performance German Steel

₹2,950

Stahlwille 9mm Bi-Hex Socket #40D, 1/4 inch Drive, 12 Points, 23mm Length | High-Performance German Steel

This item

Stahlwille 9mm Bi-Hex Socket #40D, 1/4 inch Drive, 12 Points, 23mm Length | High-Performance German Steel

₹2,950

Total price:

₹12,440

You save ₹6,090 (33%) Extra

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3 items

₹12,440

You save ₹6,090 (33%) Extra

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Spec
Price
₹2,950
₹4,290
₹3,110
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₹6,380
₹8,130
₹6,630
₹9,710
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Rating
4.50(50)
4.50(50)
4.50(340)
4.50(11K+)
4.70(28K+)
5.00(12)
4.40(838)
Brand NameStahlwilleStahlwilleEagle AbrasivesRubbermaidACCUSHARPSorority ShopWISEUP
SourceUS RetailUS RetailUS RetailUS RetailUS RetailUS RetailUS Retail
Sold ByCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrowCrow
Imported from USA
₹2,950₹4,290

You Save ₹1,340

Estimated doorstep delivery by 1 Nov - 3 Nov from USA
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