Question 1

What exactly is the SATA ST40241SC Combination Wrench 34mm, and what do I get with it?

Accepted Answer

It's a dual-ended wrench with an open end on one side and a 12-point box end on the other, sized at 34 mm. It combines the reach of an open-end wrench with the secure grip of a box end, and features an off-corner loading design, a 15° box-end offset for knuckle clearance, and a slim profile for access in tight spots.

Question 2

What does 'dual functionality' mean for this wrench?

Accepted Answer

Dual functionality means you have two usable wrench ends in one tool: an open-end for quick turning and a box-end for a tighter, more secure grip on fasteners. The 12-point box end helps reduce rounding and slippage.

Question 3

What are the key specifications and materials for this wrench?

Accepted Answer

Material: chrome vanadium steel with a chrome finish for corrosion resistance. Size: 34 mm. Box-end: 12-point design with a 15° offset. Ends: open-end and box-end. Design features include off-corner loading for better grip and reduced rounding, ergonomic handling, and clear size markings.

Question 4

How does the 15° offset box end and off-corner loading help in practice?

Accepted Answer

The 15° offset provides extra knuckle clearance in tight spaces, while off-corner loading increases contact with the fastener to reduce rounding and improve grip during high-torque tasks.

Question 5

What kinds of tasks is this wrench best suited for?

Accepted Answer

Automotive repairs, plumbing, and general maintenance where you need both quick turning and a secure grip, especially in cramped or recessed areas.

Question 6

How should I use both ends to prevent damaging fasteners?

Accepted Answer

Engage the fastener with the box end for torque and use the open end for alignment or repositioning. Apply force smoothly along the fastener's axis and avoid using the wrench as a lever or prying tool to prevent rounding or deformation.

Question 7

How can I identify the size and keep the tool in good condition?

Accepted Answer

The size (34 mm) is clearly marked on the wrench. To keep it in good condition, wipe it clean after use, dry it thoroughly, and apply a light protective oil to resist rust. Store in a dry place and avoid exposure to harsh chemicals.

Question 8

How does this wrench compare to other similar wrenches on Fepy?

Accepted Answer

This model emphasizes dual ends, a 12-point box end, and a slim profile designed for tight spaces. For close matches on Fepy, you might also consider these alternatives: 34 mm option: https://fepy.com/product/sata-st40231sc-combination-wrench-32mm, 28 mm option: https://fepy.com/product/sata-st40211sc-combination-wrench-28mm, and 36 mm option: https://fepy.com/product/sata-st40251sc-combination-wrench-36mm

Question 9

What safety precautions should I follow when using this wrench?

Accepted Answer

Wear safety glasses, ensure the fastener is properly aligned, use the correct size, and apply steady, straight torque. Do not use the wrench as a pry tool or as a hammer, and keep it dry and in good condition to prevent slips.

Question 10

Is this wrench suitable for high-torque tasks?

Accepted Answer

Yes. It’s engineered to handle high-torque loads with a robust chrome vanadium steel construction, a precise open–box-end fit, and a design that minimizes slippage under load.

Question 11

What makes this 34mm wrench a good value for a toolkit?

Accepted Answer

It combines dual functionality (open and box ends), corrosion-resistant chrome finish, a 12-point box end for secure grip, an offset for knuckle clearance, and a slim profile for tight spaces, offering versatility and durability in a single tool.

Question 12

How should I care for and store the wrench to keep it in top condition?

Accepted Answer

Clean after use, dry thoroughly, apply a light coat of oil to prevent rust, and store in a dry toolbox or rack. Keeping it out of moisture and harsh chemicals will extend its life.

مفتاح ربط مركّب من ساتا (34mm) موديل (ST40241SC)

Features & Benefits

Specification

Attachments

Frequently Asked Questions