Features: Unlocks the full potential of your mechanical projects with our 80pcs Woodruff Key Assortment set, designs to ensure a secure for flywheels and pulleys. Crafted from high grade carbon steel, these half moon keys offer superior durability and resistance against breakage, making them a reliable choice for any application. Suitable for professional mechanics, enthusiasts, carpenter, and handymen who demand quality and Precisions in their work. This Multifunction set is perfect for use in workshops, garages, and home repairs, providing the right size key for securing crankshafts and other rotating components. Organized in a storage box, this assortment of Woodruff keys simplifies selection and let your work space tidies, ensuring you're prepared for any task. Specifications: Material: carbon steel Storage box size: about 22x68x130cm/0.9x2.7x5.1in Quantity: 3x6.5x16 10pcs 5x7.5x19 10pcs 4x5x13 10pcs 5x9x22 10pcs 4x6.5x16 10pcs 6x9x22 10pcs Package Includes: 80pcs Spring Wedges set note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.