Full-size pattern, or half-scale system?

THE INSIDE CORNER IS THE ORIGIN

The first choice is not length. Decide whether the work is a full-size pattern or a half-scale drafting workflow; the inside corner is the working origin of both.

Why this tool exists

Standard L-squares are calibrated in inches or centimeters; each arm is calibrated on two edges on one side and one edge on the reverse.

How to choose

Decide whether the work is full-size or a half-scale drafting system before choosing arm dimensions.

At the bench

Choose the exact configuration before the tool reaches the cart, then work from its clearly identified zero, edge, angle, curve, or scale.

Exact specifications

Product family
L-squares
Configurations
4
Vendor
Lance
Selected weight
1.0 lb

Choose this, or…

How do I choose the right configuration?

Decide whether the work is full-size or a half-scale drafting system before choosing arm dimensions.

Will my company pricing appear here?

Yes. Sign in with the customer assigned to your Shopify company location. Shopify resolves the catalog price and purchasing rules for that context.

What reaches the cart?

The exact selected variant and quantity. Final pricing, volume rules, payment terms, and checkout eligibility are resolved by Shopify.

SELECT WITH EVIDENCE

Choose Aluminum L-Square

Standard L-squares are calibrated in inches or centimeters; each arm is calibrated on two edges on one side and one edge on the reverse.

An aluminum L-square for full-size right-angle pattern construction and grading layout.

How to choose

Choose the unit system and long-arm/short-arm dimensions that match your layout work.

  • Choose the unit system and long-arm/short-arm dimensions that match your layout work.
  • Is the work full scale or half scale?
  • Which long-arm and short-arm dimensions are required?
  • Which unit system is required?

Choose this instrument when

  • Build perpendicular pattern lines, grade fractions, and lay out long and short dimensions from one corner.
  • Pattern construction requires both a long baseline and a reliable right-angle return.

Verified selection basis

  • Standard L-squares are calibrated in inches or centimeters; each arm is calibrated on two edges on one side and one edge on the reverse.
  • The PDF lists a 24-by-14-inch version, a 60-by-35-centimeter version, and separate mini versions.
  • Lance describes its aluminum measuring tools as anodized and scratch resistant, with smooth work edges and readable calibrations.

Avoid the common mismatch

Confusing full-size and half-scale tools or comparing metric and English arm lengths as raw numbers.

Resolve the last questions

Do I need full-size or half-scale?

Choose the full-size L-square for full-size pattern construction. Choose the half-scale family for reduced pattern development and instruction.

Which arm dimensions and unit system fit my patterns?

Match the unit system to the pattern, then choose long- and short-arm dimensions that cover the construction lines you use most often.

DIRECT ANSWERS

Questions people ask before choosing

What is the Aluminum L-Square?

An aluminum L-square for full-size right-angle pattern construction and grading layout.

How should I choose a Aluminum L-Square?

Choose the unit system and arm dimensions, register the corner, and construct both axes from one tool.

Which configurations are offered?

Offered configurations: 30 × 15 cm, 12 × 6.5", 24 × 14", and 615 × 355 mm. Current purchasability is resolved after selection.

$11.25
12" x 6"