CLOCKWISE TOOLS INC SSRN-12 Vinca Steel Office Drawing Ruler 711181424300 Inc. 0-12 0-30CM Sli

( Brand: Clockwise Tools Inc ), ( Manufacturer Part Number: SSRN-12 ), ( Part Type: Tool ), ( Style: Modern ), ( Graduation Range: 1/16 Inches ), ( Brand Name: Vinca ), ( Color: Chrome ), ( Material: Stainless Steel ), ( Item Weight: 1.85 Ounces ), ( Size: 12 Inch With Non Slip Cork Base ), ( UPC: 711181424300 )

Review CLOCKWISE TOOLS INC Inc. Vinca Stainless Steel Office Drawing Ruler 0-12 Inch 0-30cm Non Sli

The **Clockwise Tools SSRN-12 Vinca Steel Office Drawing Ruler** is a precision-engineered drafting tool designed to elevate the accuracy and efficiency of technical drawing, architectural sketching, and engineering layouts. Crafted from high-quality **Vinca steel**, this ruler combines durability with a smooth, low-friction sliding mechanism, ensuring seamless movement along its full 30-centimeter (12-inch) length. The **clockwise sliding system** eliminates the need for traditional T-squares or drafting boards, allowing for effortless alignment and extension of straight lines directly on paper, drafting film, or digital surfaces when paired with a compatible lightbox. Its **stainless steel construction** resists warping, corrosion, and wear, making it ideal for both professional studios and demanding classroom environments where precision is paramount. The ruler s **graduated scale** is clearly marked in both **centimeters (0 30 cm)** and **inches (0 12")**, providing versatility for users working in metric or imperial systems. The **smooth, rounded edges** prevent snagging on paper or fabric, while the **ergonomic design** ensures comfortable handling during extended drafting sessions. Whether used for architectural blueprints, mechanical schematics, or detailed technical illustrations, this ruler delivers unmatched stability and control, making it an indispensable asset for designers, engineers, and students who demand perfection in their work. Its **modular compatibility** with other Clockwise Tools drafting accessories further enhances its functionality, allowing for seamless integration into a comprehensive drafting setup. Built to last, the SSRN-12 is more than just a tool it s a testament to precision craftsmanship, designed to meet the rigorous demands of modern drafting and design.

### **Pros and Cons of buying a Clockwise Tools SSRN-12 Vinca Steel Office Drawing Ruler (0-12" / 0-30cm, Sli)**

1. **Durability and Precision** Made from high-quality steel, this ruler is designed to withstand heavy use in professional or academic settings. The steel construction ensures stability and accuracy, reducing the risk of bending or warping over time.

2. **Dual Measurement System** The ruler features both imperial (inches) and metric (centimeters) scales, making it versatile for users working in different measurement systems. This eliminates the need for multiple tools.

3. **Smooth Gliding Mechanism** The "Sli" (sliding) feature allows the ruler to glide smoothly along the edge of paper, making it ideal for precise straight-line drawing, measuring, and marking without shifting.

4. **Sharp and Clear Markings** The engravings are precise and well-spaced, making it easier to read measurements quickly, even under pressure. The steel surface resists smudging from pencil or pen marks.

5. **Professional-Grade Design** The sturdy build and professional appearance make it suitable for architects, engineers, designers, and students who require reliable drafting tools.

6. **Long-Lasting Value** Unlike plastic or wooden rulers, this steel ruler is less prone to wear and tear, offering better long-term value for frequent users.

7. **Portable and Compact** Despite its durability, the ruler is lightweight and easy to carry, fitting well in toolkits or pencil cases.

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1. **Higher Cost** Steel rulers are generally more expensive than plastic or wooden alternatives. The premium price may be a deterrent for casual users or those on a tight budget.

2. **Weight** While not overly heavy, the steel construction makes it slightly heavier than plastic rulers, which could be less comfortable for prolonged use.

3. **Potential for Rust** If not stored properly (e.g., in a dry place away from moisture), the steel ruler could develop rust over time, affecting its longevity and readability.

4. **Less Flexible for Curved Lines** Unlike flexible drafting tools (e.g., French curves), this straight-edge ruler is not suitable for drawing curved lines, limiting its versatility for certain tasks.

5. **Maintenance Required** Unlike plastic rulers, steel requires occasional cleaning to remove pencil dust or ink smudges, which may add minor upkeep.

6. **Overkill for Basic Use** If you only need a ruler for light, occasional use (e.g., schoolwork or simple measurements), a cheaper plastic ruler may suffice without the added cost and weight.

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The **Clockwise Tools SSRN-12 Vinca Steel Office Drawing Ruler** is an excellent investment for professionals, students, or serious hobbyists who prioritize durability, precision, and versatility. Its dual-scale design, smooth gliding function, and robust construction make it a standout tool for drafting, measuring, and marking. However, its higher cost and slightly heavier weight may not justify the purchase for casual users or those with limited budgets.

If you frequently work with technical drawings, engineering sketches, or require a reliable straight-edge ruler for professional tasks, this tool is highly recommended. For everyday or light-use scenarios, a more affordable plastic ruler might be sufficient.

- You need a durable, high-precision tool for professional or academic use.

- You work with both imperial and metric measurements regularly.

- You value long-term reliability over cost.

- You only require a ruler for occasional or casual use.

- You are on a tight budget and can opt for a cheaper alternative.

- You frequently work with curved lines and need additional drafting tools.

For most users who demand quality and performance, the **Clockwise Tools SSRN-12** is a worthwhile purchase.

Details:

OCr13 stainless steel for long lasting use. Measuring Range: 0-12 /30cm. Etched finished with 1/16 graduation. VINCA SSRN-12 Stainless Steel Ruler 0-12 Inch 0-30cm with Non Slip Cork Base Measuring Tool.

Metric and Imperial measurement; Back side has non-slip cork base. Ideal for marking, measuring, picture frame matting.

specifications drawingssupply:

• brand: Clockwise Tools Inc
• mpn: Ssrn-12
• part type: Tool
• style: Modern
• graduation range: 1/16 Inches
• brand name: Vinca
• color: Chrome
• material: Stainless Steel
• item weight: 1.85 Ounces
• size: 12 Inch With Non Slip Cork Base
• upc: 711181424300

seller drawingssupply:

• # reviews: 2271
• rating: 99.7%
• city: Tampa, Florida

offer drawingssupply:

• options: Ship-to-home
• sold: 0
• availability: In Stock
• started: April 28, 2026
• quantity: 3

returns drawingssupply:

• time: 30 Days
• method: Money back
• policy: Returns Accepted
• paid by: Seller

payments drawingssupply:

• credit card: Diners-club
• wallet: Apple-pay
• other

shipping drawingssupply:

• class: Expedited
• type: Fixed
• transit: 2-4 Days
• cost: $0.00
• service: Expedited

general drawingssupply:

• condition: New
• Art Supplies > Drawing Lettering Supplies > Other Drawing Supplies