Ideal for adjusting collars, lock nut rings, and bearings. Specifically engineered to hold up under the most rigorous industrial use.Country of Origin: US Williams WS-474 4-Piece Adjustable Hook Spanner Wrench Set, in PouchIndustrial Black Finish, SAE Product CodeOverall Length (Inches) Product CodeOverall Length (Inches)4715 3/8 47411 1/24727 1/4 474A17 1/2 Features:• Ideal for adjusting collars, lock nut rings, and bearings.• Specifically engineered to hold up under the most rigorous industrial use.