This pantograph is the perfect tool for easily and rapidly enlarging or reducing drawings, pictures, or photographs. Trace elements with outstanding accuracy with the sturdy pivot shoe. It eliminates slippage by mounting securely to your working surface. Positions for enlarging and reducing ratios are clearly etched. Provides 25 fixed enlargement ratios (1-1/8 to 8 times larger) and reduces from 8/9 to 1/8 times.