Features & Details Hassle-Free Assembly: Shank Height: 16". Shank Width: 8''. We provide a complete set of mounting fittings. The box blade can be easily attached to the tractor via the three-point holes without any complicated procedure. Adjustable Shank: Hole Spacing: 1-1/2". Hole Diameter: 1/2''. Each shank has three-position adjustment holes that pin to the reinforced frame for maximum efficiency. You could adjust it according to your specific needs. Heavy-Duty Steel: Our box blade is made of premium quality steel for excellent durability and reliability. It is powder-coated, making it long-lasting and rust-proof. Removable & Replaceable: Tooth Length: 4". Tooth Height: 2". The box blade is a very maneuverable tool that does the work of several implements. There are two replaceable teeth for your flexible use. Extensive Use: Box blades are designed for rugged use by landscapers, farmers, and homeowners. They are great for landscaping, land leveling, back-filling, grading, etc. Product Specification Shank Size: 16'' x 8''/410 x 209 mm Tooth Size: 4'' x 2''/107 x 50 mm Hole Spacing: 1-1/2''/40 mm Pin Diameter: 8/17''/12 mm Material: Carbon Steel Hole Diameter: 1/2''/15 mm