This Olson 42901 scroll saw blade is perfect for cutting through wood and plastics with precision. With a 3-inch blade diameter and 18.5 TPI pitch, this blade is designed for optimal performance and durability. Made from high-quality carbon steel, it ensures long-lasting use for all your irrigation system needs. The manual price change ticket number is 3878, and the manufacturer part number is FR42901. The blade is 1.500 inches in length, 2.10 inches in width, and 6.95 inches in height, with a weight of only 0.020 pounds. This out-of-stock control item is a must-have for any DIY enthusiast or professional landscaper.if you have any questions just send us an email. Thanks for looking!