PriceCompass
Melco TM21 Metric Box Spanner 21 x 22mm x 82mm (3.1/4in) TM21

Melco TM21 Metric Box Spanner 21 x 22mm x 82mm (3.1/4in) TM21

Melco

Melco TM21 Metric Box Spanner 21 x 22mm x 82mm (3.1/4in) TM21

Model TM21

Best price

£6.36atBlueperry agriculture (UK)Lowest we’ve seen
3 retailers comparedSave £4.59 vs the dearest

Where to buy

Retailers stocking this product, cheapest first
RetailerPriceAvailabilityVisit
Blueperry agriculture (UK)Cheapestchecked 23 hours ago£6.36In stockVisit Blueperry agriculture (UK) (opens in a new tab)
Blueperry Tool & Builders Merchants (UK)retailer's price from 16 Jul 2026£7.96In stockVisit Blueperry Tool & Builders Merchants (UK) (opens in a new tab)
Tooled Upchecked within the hour£10.95In stockVisit Tooled Up (opens in a new tab)

Prices exclude delivery. We may earn a commission if you buy through these links, which never affects the ranking above — it is always cheapest first.

Price history

Full price history

This is the lowest price we have recorded. If you were waiting for a drop, this is it.

£6£7£824 Aug 202616 Oct 2026
Cheapest price across all tracked retailers. Lowest recorded: £6 on 1 Sept 2026.

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About this product

The Melco TM21 Box Spanner offers 21mm x 22mm sizing with a compact 82mm length, making it ideal for extremely confined working environments where tool length severely restricts operation. This short configuration is essential for work deep within assemblies, in equipment cabinets, and behind fixed panels where longer tools cannot rotate. Manufactured from bright plated steel, this spanner handles popular fastener sizes whilst the abbreviated 82mm length enables operation in the tightest spaces. This compact dimension is particularly valuable for automotive work in crowded underbody areas and plumbing installations in restricted cupboards. The 21mm and 22mm apertures are commonly found on compression fittings, automotive fasteners, and machinery, making this a practical tool despite its specialised short length. The abbreviated dimension becomes crucial when surrounding structures prevent rotation of standard-length tools. Tommy bar provision maintains your ability to generate adequate torque even with the compact size.

Features and Benefits

  • :
  • 21mm x 22mm for common sizing
  • Compact 82mm length for extreme access
  • Bright plated steel construction
  • Operates where standard tools cannot rotate
  • Tommy bar compatible for adequate leverage Specifications: Box Type: Metric Box Spanner Size 1 (mm): 21 Size 2 (mm): 22 Length (mm): 82 Tommy Bar: T38

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