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Vintage collectable wooden try - vintage,
£12.94
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30cm roofing speed square - roofing,
£5.59
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Aluminium folding square - 24",
£15.31
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Inch aluminium rafter - 12,
£8.99
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Vintage collectable wooden try - vintage,
£12.94
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300mm adjustable engineers - 300mm,
£3.65
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Or 8 - 6", (150mm)
£5.09
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All sizes woodworking - all,
£5.39
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Vintage collectable wooden - collectable,
£94.30
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Starrett k53m 200 carpenters - starrett,
£19.35
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Adjustable combination set - 6",
£4.95
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Engineers tri set square - tri,
£6.07
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Decorative try square - decorative, imperial
£12.94
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Faithfull 12in 300mm - , prestige
£13.95
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Aluminium set square - set,
£9.99
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30cm aluminium speed - 30cm,
£9.29
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300mm adjustable engineers - 300mm,
£6.99
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150mm 300mm - (6"),
£6.49
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300mm adjustable engineers - adjustable,
£5.99
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300mm adjustable engineers - 300mm,
£4.01
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Engineers 300mm steel set - 300mm,
£6.49
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Bluespot 300mm adjustable - bluespot,
£7.79
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Adjustable combination tri - adjustable,
£13.29
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300mm adjustable - (12"),
£5.99
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200mm engineers try steel - , 8"
£5.85
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150mm aluminium roofers set - 6",
£4.35
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300mm try square set precise - try,
£11.20
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Inch engineer tri set - +,
£7.81
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Adjustable quick square - quick,
£12.99
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Stanley try square - stanley, 19
£10.26
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Tt038 tried tested - tt038, roofing
£6.99
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150mm carpenter square - 6",
£4.49
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Toolzone 300mm set square - set,
£13.39
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300mm adjustable engineers - adjustable,
£3.51
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Aluminium alloy roofing - alloy,
£5.89
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300mm adjustable engineers - 300mm,
£5.49
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Odyssey square - odyssey,
£333.10
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Wickes try square - wickes,
£3.50
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Inch speed square - 7/12,
£19.99
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2pc metal roofing - roofing, set
£10.49
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150mm adjustable engineers - adjustable,
£5.19
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Neilsen engineers right angle - neilsen,
£9.99
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Neilsen engineers right angle - neilsen,
£6.19
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Engineers square - engineers,
£4.89
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Neilsen adjustable - 12",
£14.19
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Odyssey square - 2,
£353.50
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Metal roofing rafter - metal,
£5.89
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Tri square joiners - try, set
£6.95
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300mm adjustable engineers - 300mm,
£8.69
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300mm adjustable engineers - adjustable,
£4.03
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Starrett stainless steel - starrett,
£10.00
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Hardwood try - (300mm),
£13.40
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Dekton hardwood try set 90 - dekton,
£7.99
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Vintage selection try - selection,
£21.50
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300mm adjustable engineers - adjustable,
£4.11
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Steel engineers try square set - steel,
£3.65
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6 8 9 - 2"(50mm),, 3",
£12.19
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Hardwood try set - square,
£12.99
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Inch combination try - 12,
£6.49
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Brand new kreator tri mitre - kreator,
£4.99
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Toolzone or 3 - (50mm),
£4.99
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Aluminium set square - aluminium,
£5.10
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30cm steel tri framing - steel,
£8.28
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Rolson aluminium triangle - rolson,
£5.49
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300mm adjustable engineers - 300mm,
£5.95
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Red roofing square - 7",
£6.29
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Rolson tri square aluminium - tri-square, 7"
£5.49
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Carpenters try square 250 300 - carpenters,
£7.99
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Bluespot square aluminium - bluespot,
£5.99
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Steel set square inch - steel,
£9.25
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250 300 350 400 carpenter - 250/300/350/400,
£4.99
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Aluminium measure tri try - measure,
£12.49
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Carpenters tri square - tri,
£7.79
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300mm adjustable engineers - 300mm,
£4.01
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150mm hardwood try - /,
£7.99
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300mm adjustable engineers - 300mm,
£3.67
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300mm adjustable engineers - adjustable,
£3.69
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300mm adjustable engineers - 300mm,
£4.37
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18cm metric quick speed - 18cm,
£11.90
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Adjustable engineers - adjustable,
£4.37
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5pc mini wood working kit - mini,
£14.49
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High quality inch - 9,
£8.45
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300mm combination try - try, square
£6.25
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Tri square joiners try - joiners, set
£9.50
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300mm combination try square - try,
£6.35
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300mm adjustable engineers - adjustable,
£3.88
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Bluespot engineers right angle - right,
£6.79
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300mm adjustable engineers - 300mm,
£3.93
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300mm adjustable engineers - adjustable,
£4.47
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Engineers right angle - right, polished
£5.49
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24in try square 600mm - 24in,
£12.49
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300mm adjustable - 300mm,
£10.92
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Rolson aluminium triangle - aluminium,
£5.49
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Bahco try square - try, (16in)
£31.73
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Adjustable quick square - 7",
£10.58
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Precision 150mm multi function - precision, multi-function
£14.99
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Looking for more tri square?
Search eBay live — fresh results filtered for the best value, updated every hour.
Browse 96 tri square listings currently in our index. Prices range from £3.5 to £353.5, with an average of £16.25. 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 tri square →
Try this: twisty puzzle | wrebbit 3d puzzles | wooden clock kits | baby support cushion sit | air radar | 3d jigsaw puzzles | 3d puzzle | combination square set | kids roundabout | mini tanker
Whether you are looking for a brand-new or second-hand tri square, 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 £3.5, while premium listings can reach £353.5 — giving you a wide budget spread to work with. The average price of £16.25 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.