Hex Keys · 3905015BL
Individual Ball Point Hex Key Allen Wrench 1.5 mm to 10 mm Metric L-Wrench Ball End
Sold Separately Choose Your Size
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Why this one
Chrome molybdenum steel
The keys are made from chrome molybdenum steel for added strength in hex-socket work.
Ball point long arm
The ball point gives access at angles up to 25° in confined spaces, so you don't have to remove adjacent components to get a straight shot.
Higher torque from the short arm
A regular hex end on the short arm lets you apply higher torque with full contact for tightening and break-loose work.
Sizes 1.5 to 10 mm
Sold individually in metric sizes from 1.5 to 10 mm as L-wrenches.
Read the full description
Metric hex fasteners on machinery, automotive components, and mechanical assemblies are easier to reach and drive when your tool can work at an angle. This individual Teng Tools 10 mm L-wrench gives you that capability along with solid leverage.
The ball-shaped tip on the long arm engages hex socket fasteners even when your approach is offset by surrounding hardware. That angled access eliminates the need to remove adjacent components just to get a straight shot at one bolt. Flip the wrench around and the flat hex face on the short arm provides full-contact torque for reliable tightening and break-loose operations.
Overall dimensions are 170 mm (approximately 6.7 in on the long arm), and the tool weighs 145 g. Compared to smaller sizes in this range, that extra length and mass translate directly into more mechanical advantage at the handle.
Automotive technicians, industrial maintenance crews, and millwrights know that frequently used sizes wear faster than the rest of the set. Buying a single replacement tool is faster and more economical than replacing an entire multi-piece collection. If 10 mm is the fastener you encounter most or the tool you replace most, keeping a dedicated spare means zero downtime when the original wears out or goes missing.
Designed to work with the Teng Tools modular storage system for organized, professional shop layouts.
Get it in a set
This hex keys also comes in this set, with the tools that go with it.
Specifications
| Type | Hex & TX Keys |
|---|---|
| Category | Hex Keys |
| Part number | 3905015BL |
Data sheet
Full details from Teng Tools. Download PDF
Lifetime warranty
Send a photo and your order number. Same-day shipping on replacements.
Ships from Texas
From our Fort Worth warehouse.
Questions?
Call (817) 767-3392.
Shipping
Free shipping on orders over $99. Orders are stocked, picked and shipped from our warehouse in Fort Worth, Texas — orders placed on business days ship same-day wherever possible.
Lifetime warranty
Teng Tools hand tools are backed by a lifetime warranty against manufacturing defects. Screwdriver bits and socket bits are consumables and are guaranteed to meet dimensional standards. Torque wrenches and air tools can be serviced and recalibrated on request — contact us to arrange it.
Returns
Not right for the job? Contact us within 30 days of delivery and we'll sort out a return or exchange. Tools must be unused and in their original packaging. Warranty claims are handled separately — a defective tool is our problem, not yours.
Why Teng Tools?
Swedish Design Since 1985
Trusted in 30+ countries. Designed in Sweden, built to ISO and DIN standards.
Shipped Fast from Texas
US warehouse in Fort Worth, so orders move fast. TAA approved for government and defense.
Lifetime Warranty
Something goes wrong? Send a photo and your order number — same-day shipping on replacements.
The Devil Is in the Detail
Satin-finish wrenches, through-blade screwdrivers, heavy-gauge storage — built to last.
