A must-have for any shop classroom, this feeler gauge set makes measuring gap widths, clearances, and tolerances quick and accurate. Featuring a range of precision-ground blades and a sturdy, easy-to-read design, it’s ideal for teaching students how to check valve lash, spark plug gaps, and other critical measurements. Perfect for hands-on learning, this durable tool helps students build foundational skills in diagnostics, engine work, and precision measurement