Ko-Ken RS3400AZ/11 3/8" Square Drive 6-Point SAE Z-Series Socket Set, 11 Pc.
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Ko-Ken RS3400AZ/11 3/8" Square Drive 6-Point SAE Z-Series Socket Set, 11 Pc.

$131.89 USD & FREE Shipping.
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Extended Handling May Be Required
  • Z-Series (Z-EAL) – ultra-modern compact design for working in confined spaces
  • 6-point FLAT DRIVE® – Designed to guarantee a flat surface contact between the socket and bolt/nut to reduce wear and transmit a higher torque value
  • 3/8" (9.5mm) Square Drive
  • With socket storage rail
  • Fine tolerances provide a snug, precise fitment on fastener heads
Overview

The Ko-ken Z-Series represents the new standard for professional automotive mechanics, combining a compact profile with high performance. Engineered for tight and hard-to-reach spaces, Z-Series sockets feature a thin-wall, low-profile design without compromising strength or durability. Their innovative interior geometry delivers a tighter fit between the socket, drive, and ball bearing—minimizing movement and ensuring a more secure, stable connection. With precision tolerances and superior build quality, the Z-Series sets a new benchmark for accessibility, control, and reliability in modern automotive work.

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Ko-Ken RS3400AZ/11 3/8" Square Drive 6-Point SAE Z-Series Socket Set, 11 Pc.

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Specifications
General Information
Brand
Ko-Ken Tools
Number of Pieces
11
What's Included
(11) Sockets
(1) Rail
Packaging
Retail
Country of Origin
Japan
UPC
4991644022779
California Residents
Proposition 65 Warning
Part Number
RS3400AZ/11
Product Type
Socket Rail Set
Physical Characteristics
Length
300 mm
Weight
0.56 kg
1.23 lb
Color
Metallic & Black
Finish
Polished
Material
Chrome Vanadium Steel
Details
Size
Input Drive Size: 3/8"
Drive Shape: Square
Output Size: 1/4" - 7/8"
Opening: 6-Point

Sizes: 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 13/16", 7/8"
About Manufacturer
Ko-Ken Tools

Upgrade your toolbox with Ko-Ken Tools, a brand synonymous with top-tier precision craftsmanship. From industry-standard wrenches and sockets to versatile pliers and reliable screwdrivers, Ko-Ken Tools delivers the perfect blend of durability and accuracy. Trusted by professionals and tailored for enthusiasts, each tool is a testament to excellence, ensuring unparalleled performance in every project. Elevate your workmanship with Ko-Ken Tools - where quality meets innovation.

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