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Tucks Performance

AN Spanner Aluminium, Double Ended AN3 AN4 AN6 AN8 AN10 AN12

AN Spanner Aluminium, Double Ended AN3 AN4 AN6 AN8 AN10 AN12

Regular price $28.99
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Proper AN spanners. Aluminium jaws grip the hex without chewing up the anodising like a steel spanner does.

  • AN3/AN4, AN6/AN8, AN10/AN12, or the set of 3
  • Double ended
  • Aluminium

AN size chart

Size Tube / hose size Approx. mm Thread
AN3 3/16" 4.8 mm 3/8"-24
AN4 1/4" 6.4 mm 7/16"-20
AN6 3/8" 9.5 mm 9/16"-18
AN8 1/2" 12.7 mm 3/4"-16
AN10 5/8" 15.9 mm 7/8"-14
AN12 3/4" 19.1 mm 1-1/16"-12

Frequently asked questions

Why use aluminium AN spanners?
AN fittings are soft anodised aluminium. Steel spanners mark and round them off. Aluminium spanners grip the flats without scratching.

How tight should AN fittings be?
Snug them up by hand, then about a quarter turn with a proper AN spanner. Aluminium fittings do not need much. Over-tightening can crack the flare.

How do you install AN fittings on braided hose?
Wrap the hose with tape and cut it with a fine blade or cut-off wheel, push the hose into the socket, then screw the nipple in until it bottoms out against the socket. Oil the threads first and use soft jaws or AN spanners so you do not mark the anodising.

Quality and warranty

  • Made in China, CNC-machined from solid aluminium
  • Soft aluminium jaws that will not chew up your anodised fittings like a steel spanner
  • 2-year repair or replacement warranty against defects in materials and workmanship, on top of your rights under Australian Consumer Law
  • Sold and backed by Tucks Performance, an Australian-owned business. Not sure what you need? Send us a message

Delivery: ships direct from our supplier partner, usually 10 to 20 days.

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