What is the size of both the open end and the ring end?

Both ends have an identical metric size of 21 mm.

What is the total length of this combination spanner?

This spanner has an overall length of 252 mm.

What is the advantage of the UD-profile on the ring end?

The UD-profile distributes torque evenly to protect fastener heads from wear.

What is the offset angle of the ring end?

The ring end is angled at 15° for better clearance on flat surfaces.

Is this tool non-sparking?

No, this model is not non-sparking.

GEDORE 7 21 ring spanner UD profile 21 mm - 6092180

Name: GEDORE 7 21 ring spanner UD profile 21 mm - 6092180
Brand: GEDORE
SKU: 41890380
Price: 14.2 EUR
Availability: PreOrder

Supplier number: GEDORE 6092180 | EAN 4010886609217

Recommended Retail Price €23.55

14.20 tax incl.

€11.74 excl. VAT (incl. all environmental contributions)

On order: delivered from 13/10/2026

Delivery by DHL

✆ Talk to a specialist

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Reliable fastening with Gedore

Practical benefits

Safe and gentle torque: The UD-profile distributes force evenly across fastener flanks so you prevent bolt head rounding under high loads.
Enhanced leverage and reach: A total length of 252 mm gives you ample leverage to break loose stubborn fasteners easily.
Versatile dual-end design: Featuring a matched 21 mm open and ring end, you switch quickly between rapid turning and powerful tightening.

In a nutshell

The right choise for

Tackle demanding maintenance and assembly jobs with confidence using the Gedore 7 21 combination spanner. It combines an open jaw for fast engagement with a 15° offset ring end for powerful tightening on 21 mm nuts and bolts. Thanks to the signature UD-profile, torque is distributed evenly across fastener flanks, preventing head wear and rounding under heavy force. With an overall length of 252 mm, you get generous leverage to break loose stubborn fasteners with ease.

Product information FAQ

€14.20

tax incl.

Key features according to our expert

Width across flats: 21 mm
Length: 252 mm
Non-sparking: No

Product description

Construction in accordance with DIN 3113, form A
ISO 3318
ISO 7738
Chrome vanadium steel 31CrV3, chrome-plated
Carefully forged and expertly machined
Slim jaws and narrow sides make the spanner lighter overall
Jaws ground to exact, nominal size for optimum contact surfaces
Jaws ground to exact, nominal size for optimum contact surfaces
Overload is indicated by deformation
Secure grip through profiled shank
Reflective appearance through matt chrome-plated surface
For universal applications
High industrial quality for continuous use under tough conditions
Size 3 to 5.5 with hexagonal ring, from 6 mm with UD profile, * not standardised

All Features

Width across flats: 21 mm
Length: 252 mm
Non-sparking: No
Surface area: chromed
Head height 1 [mm]: 12.5 mm
Standard: DIN 3113 - shape AISO 3318 ISO 7738
Head width 1 [mm].: 30.0 mm
Key width 1 [mm]: 21
Head width 2 [mm]: 45.5 mm
Head height 2 [mm]: 7 mm
Ring corner: 15°
Weight lbs]: 0.400 lbs
Bekstand 1: 15°
Material: 31CrV3
Overall length [mm]: 253 mm

Brand GEDORE
41890380
EAN 4010886609217
Supplier number GEDORE 6092180

Frequently asked questions about this product

Answered by specialists

What is the size of both the open end and the ring end?: Both ends have an identical metric size of 21 mm.
What is the total length of this combination spanner?: This spanner has an overall length of 252 mm.
What is the advantage of the UD-profile on the ring end?: The UD-profile distributes torque evenly to protect fastener heads from wear.
What is the offset angle of the ring end?: The ring end is angled at 15° for better clearance on flat surfaces.
Is this tool non-sparking?: No, this model is not non-sparking.