Sealey Combination Squares
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Sealey combination squares represent decades of British engineering expertise dedicated to precision measuring and marking tools. As one of the UK's most trusted names in professional equipment, Sealey delivers combination squares that meet the exacting standards of joiners, engineers, and metalworkers across the country. These versatile measuring tools combine multiple functions in one robust instrument, offering exceptional value for tradesmen who demand accuracy on every job.
Whether you're marking out timber for a bespoke joinery project, checking right angles in fabrication work, or scribing precise depth measurements, Sealey combination squares provide the reliability you need. Built to withstand the rigours of daily workshop use, these tools feature hardened steel rules, accurately machined heads, and secure locking mechanisms that maintain their settings even in demanding environments.
Why Choose Sealey?
Sealey has earned its reputation through consistent quality and practical design that reflects real-world trade requirements. Their combination squares feature precision-ground surfaces that deliver accurate 90° and 45° angle measurements, essential for professional-grade workmanship. The brand's commitment to durability means you'll find corrosion-resistant finishes, clearly etched metric graduations that won't fade, and robust construction that stands up to site conditions.
Value is central to the Sealey philosophy. Their combination squares offer professional accuracy at competitive prices, making them ideal for both established tradesmen building their toolkit and apprentices investing in quality from the start. With comprehensive UK-based customer support and readily available replacement parts, Sealey ensures your measuring tools remain reliable assets for years to come.
Popular Sealey Products
Sealey's combination square range typically includes various rule lengths to suit different applications. The 300mm models are particularly popular with chippies and general tradesmen, offering excellent versatility for most joinery and construction tasks. Smaller 150mm versions provide precision for detailed metalwork and engineering applications, whilst larger 450mm squares cater for sheet material work and broader marking requirements.
Many Sealey combination squares feature cast iron or zinc alloy heads with integrated spirit levels, centre-finding capabilities, and scribe guides. Hardened and tempered stainless steel rules resist corrosion whilst maintaining dimensional accuracy, and knurled locking knobs enable secure, tool-free adjustments on site.
Frequently Asked Questions
Are Sealey combination squares suitable for professional use?
Absolutely. Sealey combination squares are designed specifically for trade professionals and meet the accuracy standards required for joinery, metalwork, and engineering applications. Their robust construction ensures they maintain precision even with regular workshop use.
What measurements can I take with a Sealey combination square?
Sealey combination squares enable you to check and mark 90° and 45° angles, measure depths, scribe lines parallel to edges, find centres, and take direct linear measurements along the rule. This versatility makes them indispensable for layout work across numerous trades.
How do I maintain my Sealey combination square?
Keep your square clean and dry, wiping off dust and debris after use. Periodically check the accuracy of angles using a known straight edge, and apply a light machine oil to the sliding mechanism to ensure smooth adjustment. Store in a protective case when not in use to prevent damage.