Length: 12. Teeth Per Inch: 5. Material: Bi-Metal. Application: Tree Pruning. Quantity: 5 per pack. Milwaukee 48-00-1303 Features:. 5 Teeth Per Inch, over the length of 12 inches of High Carbon Steel Construction. The 1/2 Universal Tang fits all Sawzalls. For pruning trees, smooth sawing of green wood. Deep tooth design, fleam files. Clean cuts wood fibers. Sold as a box of 5 blades.