Britool Hallmark

Britool Hallmark Combination Spanner Range 12 Point Bi-Hex Ring 6-32mm CELM

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The Britool Hallmark CELM Combination Spanner Range is designed for professional mechanics, automotive technicians and engineers requiring reliable, high-quality hand tools for everyday workshop use.

Each combination spanner features a standard open-ended jaw at one end and a 12-point bi-hexagon ring at the other, providing two useful fastening options within a single professional hand tool.

Available individually in an extensive range of metric sizes from 6mm to 32mm, the CELM series provides excellent coverage for automotive servicing, mechanical repairs, engineering, machinery maintenance and general workshop applications.

Each spanner has a high-polish mirror chrome finish, providing a professional appearance while helping protect the tool against corrosion and everyday workshop wear.

Every wrench is clearly stamped with the modern Britool "The Marque of Skill" branding, together with the distinctive Hallmark stamp, individual size and identification markings.

Key Features

  • Genuine Britool Hallmark CELM combination spanner range
  • Metric sizes available from 6mm to 32mm
  • Standard open-ended jaw
  • 12-point / bi-hexagon ring end
  • Two fastening profiles in one professional hand tool
  • High-polish mirror chrome finish
  • Designed for professional automotive and mechanical applications
  • Suitable for engineering and workshop maintenance
  • Britool "The Marque of Skill" branding
  • Distinctive Britool Hallmark stamp
  • Individual spanners available separately
  • Complete 25-piece 6-32mm set available
  • Full set reference: CELMSET632

Sizes Available

The Britool Hallmark CELM combination spanner range is available in:

6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, 15mm, 16mm, 17mm, 18mm, 19mm, 20mm, 21mm, 22mm, 23mm, 24mm, 25mm, 26mm, 27mm, 28mm, 30mm and 32mm

Total range: 25 metric sizes

Individual spanners can be purchased separately, allowing professional workshops to replace a missing tool or build a customised spanner collection containing only the sizes required.

Please select the required size carefully when ordering.

Combination Open Jaw & Bi-Hexagon Ring Design

Each CELM spanner combines two useful profiles.

The open-ended jaw provides convenient side access to compatible nuts and bolts, making it particularly useful where there is insufficient clearance to position a ring over the fastener.

At the opposite end, the 12-point bi-hexagon ring provides enclosed fastener engagement with multiple positioning points.

The 12-point design can make repositioning easier in confined areas where the available movement around a fastener is restricted.

This combination provides a versatile professional spanner suitable for a wide variety of everyday mechanical and maintenance applications.

Professional Automotive & Engineering Applications

With sizes ranging from a compact 6mm through to 32mm, the Britool Hallmark CELM series provides extensive metric fastener coverage.

Typical applications include:

  • Automotive servicing and repair
  • Vehicle maintenance
  • Engine and drivetrain work
  • Suspension repairs
  • Professional garages
  • Automotive workshops
  • Mechanical engineering
  • Machinery servicing
  • Plant maintenance
  • Fleet vehicle maintenance
  • General engineering
  • Industrial maintenance
  • Home garages and automotive enthusiasts

The broad size range makes the CELM series suitable for both smaller automotive fasteners and larger mechanical applications.

High-Polish Mirror Chrome Finish

Each Britool Hallmark CELM spanner features a high-polish mirror chrome finish.

The finish provides the professional appearance associated with quality workshop hand tools while helping protect the surface against corrosion and regular workshop conditions.

The smooth polished surface also makes the spanners easier to wipe clean following automotive and mechanical work.

Britool "The Marque of Skill" Branding

Each wrench is stamped with the modern Britool "The Marque of Skill" branding together with the famous Hallmark stamp.

Clear size and identification markings make individual spanners easier to locate within a professional toolbox and help distinguish the CELM range from other workshop tooling.

Complete 25-Piece CELMSET632 Set Available

For professional mechanics, engineers and workshops requiring the complete range, all 25 sizes are also available together as:

CELMSET632 – Britool Hallmark 25-Piece Combination Spanner Set 6-32mm

The complete set contains:

6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 30 and 32mm

Purchasing the complete set provides extensive metric coverage for professional automotive, engineering and workshop applications.

Individual CELM spanners remain available separately should a replacement size be required.

Important Information

  • This listing covers individual CELM combination spanners in the selected size.
  • Metric sizes available from 6mm to 32mm as listed above.
  • Open-ended jaw at one end.
  • 12-point / bi-hexagon ring at the opposite end.
  • High-polish mirror chrome finish.
  • Britool "The Marque of Skill" branding.
  • Britool Hallmark stamped identification.
  • Complete 25-piece range available as CELMSET632.
  • Individual replacement spanners are available separately.
  • Product images may be generic and show a different spanner size.
  • You will receive the size selected when ordering.

The Britool Hallmark Range

The Britool Hallmark range was developed by Britool in the 1980s for the automotive aftermarket and has been a long-established choice for professional workshop users.

Each socket carries distinctive Britool Hallmark branding,  providing clear identification and reflecting the professional tooling heritage of the range.

The Britool Hallmark guarantee covers defects in materials and/or workmanship when tools are used for the purpose for which they were designed and for their expected service life.

The guarantee does not extend to fair wear and tear, moving parts such as ratchet mechanisms, or consumable items such as bits and repair kits.

Britool Hallmark Combination Spanner Range 12 Point Bi-Hex Ring 6-32mm CELM

£8.99

Frequently Asked Questions

What sizes are available in the Britool Hallmark CELM combination spanner range?
The Britool Hallmark CELM combination spanner range covers 25 metric sizes from 6mm to 32mm: 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 30 and 32mm. Individual sizes are available, making it easy to replace a missing spanner or build a customised professional tool collection.
What is the difference between the open end and 12-point ring on a CELM spanner?
Each CELM combination spanner has a conventional open-ended jaw for quick side access and a 12-point bi-hexagon ring end for enclosed engagement with compatible fasteners. The 12-point design offers more engagement positions, which can make positioning the spanner easier when working around engines, machinery and other restricted-access areas.
Are Britool Hallmark CELM spanners suitable for professional automotive use?
Yes. The CELM range is designed for automotive servicing, vehicle repairs, mechanical engineering, machinery maintenance, plant servicing and general workshop work. With metric sizes extending from 6mm to 32mm, the range provides broad coverage for professional UK garages, mechanics, engineers, fleet workshops and automotive technicians.
What finish do Britool Hallmark CELM combination spanners have?
Britool Hallmark CELM spanners feature a high-polish mirror chrome finish, providing a professional appearance while helping protect the tool surface against corrosion and normal workshop conditions. Each spanner is also clearly marked with its size, Britool Hallmark identification and "The Marque of Skill" branding.
Is the complete Britool Hallmark CELM 6–32mm combination spanner set available?
Yes. The complete range is available as the CELMSET632 25-piece Britool Hallmark combination spanner set, containing all 25 metric sizes from 6mm through to 32mm as listed above. It provides comprehensive metric coverage for automotive repair, engineering, machinery maintenance and professional workshop use.