# Lance Rulers > Precision measuring instruments — straight edges, T-squares, L-squares, curves, triangles, and specialty rules — made for the people who teach, draw, engineer, pattern, cut, and make. 25 years of manufacture, 2001-2026. Brand line: "Designers Rule." Motto: "Measure seriously. Make freely." Key facts: - 25 instruments across 7 families; 136 configurations from 6" to 144". - Aluminum construction, anodized, scratch-resistant, smooth work edges, readable calibrations. - Audiences: teachers, artists, engineers, pattern makers, makers, institutions (Lance PRO), retailers. - Prices and availability resolve from live Shopify variants; values below are catalog snapshots (2026-07-16). ## Product families - [t squares](https://lancerulers.com/collections/t-squares): 3 products - [triangles](https://lancerulers.com/collections/triangles): 2 products - [straight edge rulers](https://lancerulers.com/collections/straight-edge-rulers): 4 products - [curves](https://lancerulers.com/collections/curves): 2 products - [l squares](https://lancerulers.com/collections/l-squares): 2 products - [specialty rulers](https://lancerulers.com/collections/specialty-rulers): 3 products - [black anodized rulers](https://lancerulers.com/collections/black-anodized-rulers): 9 products ## Products - [Aluminum Cuff Ruler](https://lancerulers.com/products/aluminum-cuff-rule): A 12-inch aluminum cuff ruler offered in multiple cuff-width references. - [Aluminum L-Square](https://lancerulers.com/products/aluminum-l-square): An aluminum L-square for full-size right-angle pattern construction and grading layout. - [Black Anodized English/Metric Ruler](https://lancerulers.com/products/black-anodized-e-metric-ruler-inch-centimeter): A black anodized dual-scale ruler for mixed inch and metric work. - [Black Anodized Left-to-Right Bottom Edge Rule](https://lancerulers.com/products/black-anodized-left-right-bottom-edge-rule): A black engraved inch ruler configurable by length, calibrated edge, and reading direction. - [Black Anodized Left-to-Right Top Edge Rule](https://lancerulers.com/products/black-anodized-left-right-top-edge-rule): A black engraved inch ruler configurable by length, calibrated edge, and reading direction. - [Black Anodized Right-to-Left Bottom Edge Rule](https://lancerulers.com/products/black-anodized-right-left-bottom-edge-rule): A black engraved inch ruler configurable by length, calibrated edge, and reading direction. - [Black Anodized Right-to-Left Top Edge Rule](https://lancerulers.com/products/black-anodized-right-left-top-edge-rule): A black engraved inch ruler configurable by length, calibrated edge, and reading direction. - [Black Metric Left-to-Right Bottom Edge Rule](https://lancerulers.com/products/black-metric-left-right-bottom-edge-rule): A black engraved metric ruler configurable by length, calibrated edge, and reading direction. - [Black Metric Left-to-Right Top Edge Rule](https://lancerulers.com/products/black-metric-left-right-top-edge-rule): A black engraved metric ruler configurable by length, calibrated edge, and reading direction. - [Black Metric Right-to-Left Bottom Edge Rule](https://lancerulers.com/products/black-metric-right-left-bottom-edge-rule): A black engraved metric ruler configurable by length, calibrated edge, and reading direction. - [Black Metric Right-to-Left Top Edge Rule](https://lancerulers.com/products/black-metric-right-left-top-edge-rule): A black engraved metric ruler configurable by length, calibrated edge, and reading direction. - [Aluminum Center-Finding Ruler](https://lancerulers.com/products/center-finding-rule): A center-zero aluminum ruler for symmetrical marking and layout. - [Heavy-Duty Drafting Stainless Steel T-Square](https://lancerulers.com/products/heavy-duty-drafting-stainless-steel-t-square): A stainless-steel T-square assortment for perpendicular drafting and layout in configured lengths from 18 to 48 inches. - [Heavy-Duty Aluminum T-Square](https://lancerulers.com/products/heavy-duty-t-square): A wide-blade aluminum T-square for large-format perpendicular layout. - [Aluminum Agate/Pica Ruler](https://lancerulers.com/products/lance-agate-pica-ruler): A specialist aluminum ruler combining inch, pica, and agate layout scales. - [Aluminum French Curve Ruler](https://lancerulers.com/products/lance-french-curve): An aluminum French curve for armholes and compact pattern transitions. - [Half-Scale Aluminum L-Square](https://lancerulers.com/products/lance-half-size-l-square): A half-scale aluminum L-square for reduced pattern development and instruction. - [Aluminum Hip Curve Ruler](https://lancerulers.com/products/lance-hip-curve): A long aluminum hip curve for garment-pattern shaping and seam transitions. - [English/Metric Aluminum Straight Edge Ruler](https://lancerulers.com/products/lance-straight-edge-e-metric-inch-centimeter): A dual-scale aluminum straight edge that keeps inch and metric measurement on one tool. - [Metric Aluminum Straight Edge Ruler](https://lancerulers.com/products/lance-straight-edge-metric-centimeter): A metric-only aluminum straight edge for centimeter and millimeter layout. - [Standard Aluminum T-Square](https://lancerulers.com/products/standard-t-square): An aluminum T-square sized for everyday perpendicular drafting and layout. - [Aluminum Straight Edge Ruler — Inch](https://lancerulers.com/products/straight-edge-aluminum-rule): An anodized aluminum inch ruler offered from compact bench lengths through long-format layout sizes. - [Cork-Backed Aluminum Inking Ruler](https://lancerulers.com/products/straight-edge-with-slip-resistant-backing): A backed aluminum straight-edge assortment for inking, measuring, and ruling, organized by length and backing configuration. - [30°/60°/90° Template Triangle Ruler](https://lancerulers.com/products/template-triangle-ruler-30-60-90): A 30°/60°/90° drafting triangle with integrated circle templates. - [45°/45°/90° Template Triangle Ruler](https://lancerulers.com/products/template-triangle-ruler-45-45-90): A 45°/45°/90° drafting triangle with integrated circle templates. ## Guidance surfaces - [Find Your Ruler](https://lancerulers.com/pages/find-your-ruler): guided selector — answer what you make, get the right instrument. - [The Orientation Lab](https://lancerulers.com/pages/orientation-lab): choose reading direction and edge for black-anodized rules. - [Lance PRO](https://lancerulers.com/pages/lance-pro): quotes, purchase orders, classroom sets, volume and institutional purchasing. - [Carry Lance](https://lancerulers.com/pages/retailers): retail and stockist programs. - [25 Years](https://lancerulers.com/pages/25-years): the anniversary range and brand history. ## Machine-readable - [Catalog feed](https://lancerulers.com/lance-catalog-feed.json): full product facts, specs, variants, FAQ (agentic catalog v1).