NOKKO Architectural and Engineering Scale Ruler Set - Professional Measuring Kit for Drafting, Construction - Imperial and Metric Conversion Table Included - Laser-Etched Markings, Anodized Aluminum auspowers_batchfour good contact and no noise

good contact and no noise

- Suitable for 4mm banana plugs

External Material : Plastic

Features: Our switch terminals are fire-retardant and special technology

NOKKO Architectural and Engineering Scale Ruler Set - Professional Measuring Kit for Drafting, Construction - Imperial and Metric Conversion Table Included - Laser-Etched Markings, Anodized Aluminum auspowers_batchfour good contact and no noiseNOKKO Architectural and Engineering Scale Ruler Set Professional Measuring Kit for Drafting, Construction Imperial and Metric Conversion Table Included Laser Etched Markings, Anodized Aluminum LOOKING FOR AFFORDABLE & PROFESSIONAL QUALITY RULERS FOR YOUR DRAFTING PROJECTS? In the field of architecture and engineering, precision is key. Your work requires you to carry out accurate measurements all the time. If you use inferior quality scale rulers, you