Alvin Drafting
Computing Adjustable Triangle - Inking Edge

The Alvin Drafting Computing Adjustable Triangles are ideal for calculating length and distance in classrooms and professional applications, this tool features an optically clear acrylic body for easier and more accurate measuring. The thumbscrew lock mechanism allows you to securely lock and adjust the angle to your desired rise, slope, or angle. It includes premium hot-stamped graduations that resist wear and will not rub off, ensuring long-lasting reliability for numerous projects.

Features:

• Rise and slope graduations
• Inking edges on all three sides
• Hot-stamped graduations
• Thumbscrew locks triangle securely at desired angle
• 0.12" thick light blue optically clear acrylic
• Detailed instructions included
• Available in three sizes: 8", 10", 12"
• Proudly Made in Taiwan

• Outside Dimensions: 8" / 10" / 12"
• Product Weight: 0.44 lbs.