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12mm hex key bit allen - 12mm,
£3.75
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Arndt germany allen key hex - arndt,
£7.99
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Arndt allen hex key - arndt, hexagonal
£8.59
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Professional allen hex key - allen,
£9.49
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Bgs allen key internal hex - bgs, key,
£4.25
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M12 55mm 2in - m12, x
£7.71
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Bgs allen key internal - bgs, hex
£3.75
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Arndt extra long allen - long,
£12.49
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Bgs allen keys internal hex - -,
£5.75
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Metric short arm - short, allen
£10.91
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3mm 14mm all sizes - 3mm, key
£5.99
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Hexagon key hex wrench allan - hexagon,
£5.78
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Draper metric hexagon allen - metric,
£6.99
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Extra long hex key allen - extra, bit
£26.34
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Arndt 12mm allen key - key, hex
£11.49
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Extra long hex key - extra,
£21.96
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Bgs allen keys - bgs, 4
£6.99
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12mm hex key - hex, socket
£4.99
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Allen hex socket bit key - socket, 12mm
£6.49
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5mm 12mm metric allen - to,
£5.99
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12mm hex key bit allen - hex,
£3.99
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Arndt ball end allen hex - hex, key
£11.99
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12mm hex key - hex, bit
£3.99
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Werkzeug allen key int - allen,
£4.25
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12mm hex key bit allen - allen, socket
£4.99
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Werkzeug impact allen key - werkzeug,
£4.50
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Allen key set 5mm - allen, 1.5mm-12mm
£5.99
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12mm hex key - hex, bit
£8.99
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12mm metric short arm allen - metric,
£19.99
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7mm hex key bit allen - 7mm,
£3.60
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Arndt 10mm allen key - arndt, hex
£8.29
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Metric ball end allen key - end, hex
£8.00
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Hex torx star spline bit - hex,
£8.49
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Hexagon key hex wrench - hexagon, allan
£6.96
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Metric short arm allen keys - short, /
£12.99
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Arndt hex allen key zinc - allen,
£6.99
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Arndt germany allen key - arndt, hex
£7.99
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12mm impact hex key - 12mm, bit
£12.95
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7mm allen key - 7mm, hex
£6.49
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Arndt 14mm allen - allen, key
£15.49
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12mm hex key - key, bit
£7.99
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Pro 10pc impact - us,
£14.95
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Repair hand tool - hex, nut
£7.58
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Ball end allen key hex - allen,
£17.99
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Repair hand tool - 1, nut
£6.99
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Drive hex bit socket - drive,
£7.43
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Allen key set metric - allen,
£5.99
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12mm hex key bit - key, socket
£5.99
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Pro long hex bits sockets - us,
£13.90
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Bgs allen key - bgs,
£9.49
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High quality hand - hand, hex
£6.40
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4mm 24mm all sizes hex - 4mm,
£8.99
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Mira element shower cartridge - mira,
£15.99
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Britool england drive - 1/2",
£11.99
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Pro industrial 13pc hex bit - pro,
£10.95
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40pc hex torx star - 40pc,
£9.88
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Drive hex allen - 1/4", key
£6.99
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Bgs allen keys 12 mm - allen,
£9.99
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Bluespot 6pc stubby - stubby, hex
£13.99
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Bgs 12 mm - 12, key
£14.75
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Pro industrial impact hex - impact,
£16.55
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Pro 13pc 8 1 - pro, 3/8
£10.85
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Neilsen 5pc hex bit set - 12mm, x
£6.89
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Metric 4mm 12mm - -, allen
£6.30
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Draper 12mm metric - draper, hexagon
£8.01
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12mm hex key bit - bit, socket
£4.99
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Sealey piece hex allen - sealey,
£22.85
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M12 button head - button,
£26.25
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Allen key hex bit - key, /
£14.45
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Cap screws hex - m8,
£4.65
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Allen hex key - hex, 1.5mm
£15.99
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12mm hex key bit allen - key,
£4.99
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Werkzeug allen key internal - werkzeug,
£3.40
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Repair hand tool hex nut - pc,
£5.76
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12mm impact hex key - 12mm, allen
£12.95
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40pcs hex key - 40pcs,
£10.99
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All sizes hex - all, key
£5.99
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Britool hallmark 20pc hex - hallmark,
£47.99
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Pro 16pc hex bit impact - pro,
£29.95
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Allen ball end hex - allen, wrench
£1.51
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Hexagon key hex wrench - wrench, allan
£11.70
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Handle allen hex key - allen,
£45.18
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Facom 82h series metric - facom,
£7.99
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Allen ball end - end, key
£1.81
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Oil drain plug key - drain,
£7.29
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Cap screws allen - m5,
£4.35
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Chrome vanadium steel shaped - chrome, l-shaped
£7.99
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Arndt germany ball end allen - arndt,
£2.50
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Repair hand tool hex nut - 1,
£4.19
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Drive hex bit - bit, socket
£8.05
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Laser tools 5880 hex - tools,
£6.98
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9pc hex allen key bit - hex, set
£12.49
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Pro hex bit socket - pro,
£12.39
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M12 12mmø countersunk screws - m12,
£22.85
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Hex allen keys - allen,
£2.99
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Hex allen key metric - key,
£1.75
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Looking for more 12mm hex key?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 12mm hex key listings currently in our index. Prices range from £1.51 to £47.99, with an average of £10.15. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about 12mm hex key →
Try this: 12v temperature gauge | 15 16 socket | 15 16 spanner | 14mm spark plug socket | 1972 vw camper | 19mm deep impact socket | 19mm wheel socket | 2 leg puller | 200sx calipers | 200mm wheels
Whether you are looking for a brand-new or second-hand 12mm hex key, eBay offers one of the largest selections available online. With 96 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £1.51, while premium listings can reach £47.99 — giving you a wide budget spread to work with. The average price of £10.15 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.