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Bgs allen key - key,, internal
£4.25
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Draper extra long pce allen - draper,
£13.07
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Pro 8pc long ball end - 8pc,
£11.89
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Allen key hex - allen,
£7.49
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Power hand impact allen - power, h9
£10.80
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Power hand h11 impact - h11, allen
£10.80
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Power hand impact allen key - impact,
£10.80
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40pc allen key torx - key,
£8.49
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Draper metric hexagon allen - metric,
£7.30
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Pro impact hex - pro,
£8.95
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Pro drive impact hex - us,
£10.95
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Pro 7pc dr long - us,
£9.27
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Impact hex bit - impact, sockets
£11.95
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Allen key hex - hex, socket
£25.49
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Asaki 7980 piece set - 8,
£6.99
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8in drive extra - extra, impact
£15.83
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Pro extra long hex bit - hex,
£9.76
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Neilsen 10pc long imperial - imperial, hex
£11.09
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Hex bit socket set drive - hex,
£8.90
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Neilsen ball end extra - ball,
£11.09
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Bgs allen key sae - allen, imperial
£4.25
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Imperial hex allen - hex, key
£5.39
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Handle allen key - key, set
£24.49
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Pro extra long - pro,
£9.33
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Hex torx star spline - hex, bit
£8.69
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Laser 4276 screwdriver allen - laser,
£9.35
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Hex torx star spline bit - torx,
£8.69
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Hex allen keys 5mm 2mm - hex, 1.5mm
£8.89
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Piece hex keys allen - keys,
£8.99
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30pcs allen wrench - allen, hex
£13.49
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Metric short arm - arm, key
£9.99
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7pc impact hex allen bit - 7pc,
£8.09
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40pc allen key torx hex - torx, star
£8.85
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Bgs allen key - key,, hex
£3.40
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Bondhus hexagon hex allen key - bondhus, hexagon/hex/allen
£13.11
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Hex allen keys - 1.5mm, 2mm
£2.99
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Hex bit socket set 9pc - hex,
£8.70
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Bgs allen key sae - allen, key,
£3.75
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5 64 7 - 1/8", 7/64"
£5.25
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Draper piece 150mm long - 150mm,
£27.65
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Hex sockets set extra - hex,
£10.00
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Male hex bit sockets - bit, set
£10.00
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Pro handle hex ball ended - t,
£12.95
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Welzh werkzeug extra - welzh,
£25.95
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Dsd tools 8pc long ball - tools,
£11.95
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10pc long imperial hex - imperial, allen
£11.39
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Allen key - 3/8,
£3.52
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Allen hex key - hex,
£2.48
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Metric ball end allen - metric, hex
£2.69
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Pro impact hex - hex, sockets
£12.95
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Bondhus hexagon hex allen key - bondhus,
£11.49
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Bgs allen key sae - allen, imperial
£5.50
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Hex allen key - allen, 9mm
£7.22
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9pc hex allen alan key - alan,
£7.53
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7mm 45mm 8in - 7mm, 3/8in.
£6.50
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Imperial hex allen key expert - hex,
£4.79
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Bluespot 6pc hex socket - socket, bit
£10.59
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Winholder impact hex - winholder, bit
£11.09
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Extra long hex allen key - extra,
£11.11
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Pro hex bit - pro,
£10.95
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Bsw allen keys - keys, key
£2.89
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Allen key torx hex - key,
£9.59
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Bondhus metric imperial ball - imperial,
£26.99
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Bondhus allen key handle - bondhus,
£11.00
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Allen key torx - torx, star
£10.95
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Pro industrial impact hex - us,
£8.95
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Pro extra long hex bit - pro,
£9.65
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Bondhus allen key - allen, hex
£12.19
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Pro tools impact hex - 3/8,
£18.95
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Pro hex allen bit - us, key
£8.65
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Pro handle hex allen key - us, t
£12.95
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Wera hex plus - multi, colour
£13.99
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Sealey hex socket bit - hex,
£22.95
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Imperial deep impact - allen, hex
£17.84
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Hex bit socket - hex,
£10.54
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Imperial sae allen - allen, key
£6.48
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Hex allen key torx - 3/8",
£89.99
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Hex torx star - &, bit
£8.65
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Hex torx star spline bit - hex, &
£8.95
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Imperial short arm allen keys - arm,
£16.48
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Pro 8pc long - 8pc, 3/8"
£13.75
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8pc long ball end hex - 8pc,
£11.89
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Sealey piece imperial - imperial, long
£10.99
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8in drive impact - hex, h
£10.50
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Allen key set piece long - 13,
£7.95
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9pc hex bit - a/f, us
£9.45
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8mm 45mm 8in - x, 3/8in.
£6.50
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Impact hex allen key stubby - impact,
£22.86
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7mm brake caliper hex - 7mm,
£10.61
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Piece allen key - 35-piece, sae
£14.07
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6mm hex allen key - key, long
£15.81
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11pcs impact hex - hex, socket
£10.00
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Hex bit socket set drive - hex,
£8.95
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Hex allen key - hex, metric
£6.69
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22pc standard hex long - 3/8",
£54.00
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Imperial sae allen allan - sae,
£12.98
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Looking for more 3 8 allen key?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 3 8 allen key listings currently in our index. Prices range from £2.48 to £89.99, with an average of £12.03. 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 3 8 allen key →
Try this: 34mm socket | 125 moped | 1970 bmw | 1970 triumph bonneville | 1975 triumph trident | 2001 lexus gs300 | 2005 mini cooper s jcw | 2014 gsxr 750 | adze axe | adze handles
Whether you are looking for a brand-new or second-hand 3 8 allen 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 £2.48, while premium listings can reach £89.99 — giving you a wide budget spread to work with. The average price of £12.03 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.