Caliastro No. 60-1/2 Adjustable Mouth Low Angle Block Plane. Length 6.1 Inches, Width 1-3/4 Inches. Includes 2 hardened and tempered blades which are 4.25 inches in long, 1.3 inches wide, and 1/16 or 0.0625 inches thick. Cast as a single piece base and frog from iron to provide accuracy and durability. Blade honing is recommended to personal specifications.