C.S. Osborne Aluminum Ruler No. 161 | Imperial & Metric 60"

SKU: OSB-161

Price
$30.00
Taxes and shipping calculated at checkout

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Ensure absolute precision with the C.S. Osborne Aluminum Ruler No. 161. Measuring a full 60 inches, this tempered anodized aluminum straight edge features both imperial and metric measurements. Designed for professional upholstery, leatherworking, and tailoring, it includes center start markings and a hanging hole for easy vertical storage.

Detailed Guide: C.S. Osborne Aluminum Ruler No. 161:

When fabricating large scale upholstery patterns, cutting long strips of leather, or drafting custom canvas covers, a standard tape measure simply cannot deliver the rigid precision you need. The C.S. Osborne Aluminum Ruler No. 161 is a heavy duty 60 inch measuring tool designed for professionals requiring absolute accuracy. Crafted from premium anodized aluminum, this rule is tempered to stay perfectly straight over its entire 5 foot span. Whether marking a straight cut across marine vinyl or centering a tufting pattern on a sofa back, this versatile instrument provides exactly what craftsmen demand. Offering both imperial inches and metric millimeters on a single reversible tool eliminates the need for multiple yardsticks cluttering your workshop.

Premium Specifications and Tool Features:

The Osborne No. 161 is built to strict industrial standards to withstand daily wear and tear in a production environment.

  • Overall Length: Measures a full 60 inches (5 feet) long, making it ideal for standard wide width textile fabrics.
  • Material Construction: Made of highly tempered, silver anodized aluminum that resists corrosion and stays perfectly straight.
  • Material Thickness: Features a sturdy 1/8 inch thickness, providing a firm, safe edge for running razor blades against.
  • Dual Sided Markings: One side features standard inch graduations along both edges, while the reverse side features metric millimeters.
  • Center Out Measuring: The imperial side includes specialized measurements starting from the center of the rule outward to the edges.
  • Storage Convenience: Includes a pre drilled hole on one end so the rule can be hung flat against a wall.

Common Professional Applications:

This 60 inch ruler is utilized daily across numerous trades due to its structural rigidity and highly specialized markings.

  • Upholstery Pattern Drafting: Ideal for laying out perfectly straight lines on fabric backing before cutting large panels.
  • Leatherworking and Strap Cutting: Provides a solid straight edge to guide a skiving knife or rotary cutter when creating long leather belts.
  • Marine Canvas Fabrication: Essential for measuring out large sections of heavy canvas and vinyl for custom boat covers.
  • Tailoring and Fashion Design: Allows designers to measure wide bolts of textile materials efficiently without flexible measuring tapes shifting.

Key Benefits for Craftsmen:

Upgrading your workstation with a tempered aluminum rule offers several distinct workflow advantages over soft wooden yardsticks.

  • Flawless Center Finding: The center start markings let you locate the exact middle of a fabric panel instantly, taking the mathematical guesswork out of pattern matching.
  • Safe Cutting Edge: The rigid 1/8 inch thick aluminum provides a highly secure barrier for your blade, ensuring cuts remain perfectly true.
  • International Versatility: By flipping the ruler over, you seamlessly transition to a metric layout, making it easy to work with imported European hardware.

Recommended Related Products:

To maximize the utility of your new 60 inch ruler, pair it with a proper cutting surface to protect both your blades and your workbench. We recommend investing in a self healing mat from our Cutting Mats collection. When making your cuts, browse our selection of C.S. Osborne Knives for professional grade instruments. For other layout and drafting tasks, explore our complete assortment of C.S. Osborne Leather Tools.

Frequently Asked Questions (FAQs):

1. Is the C.S. Osborne No. 161 ruler flexible or rigid? This ruler is highly rigid.It is manufactured from 1/8 inch thick tempered aluminum specifically designed to stay perfectly straight. It serves as a stiff straight edge for cutting and layout, rather than a flexible curve for tailoring.

2. How does the center measuring feature actually work? On the imperial side of the rule, the zero mark is located dead in the center.The numbers then count outward toward both left and right ends. Place the zero mark in the exact middle of your fabric to ensure your pattern is perfectly symmetrical.

3. Will my rotary cutter damage the aluminum edge? No. The 1/8 inch thick tempered aluminum is hard enough to resist nicks and gouges from standard steel rotary cutters or utility knives, ensuring your straight edge remains perfectly true over years of heavy shop use.

4. Does the ruler lay completely flat on a cutting table? Yes. Because it is constructed from solid extruded aluminum without a cork backing or raised center ridge, the ruler lies entirely flat against your material, completely preventing fabrics from slipping underneath the edge.

5. How should I store a 60 inch ruler safely? The absolute best way to store a measuring tool of this length is by hanging it vertically. The Osborne No. 161 includes a pre drilled hanging hole on one end specifically for this purpose. Hanging it vertically prevents accidental bending on a cluttered workbench.

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