This Round Ended Key Stock Assortment is supplied with a plastic box for easy carry and store, you would classify those feather keys in an organized manner, and take them out smoothly and convenientlyThis Round Ended Feather Key Set has a beautiful workmanship to produce a superb journey for you, and there is no burrs on the surface, very smooth and accurate, no worry about hurting your palms during the operating processThis Key Stock has a extensively use during every single day life. It is mainly used to lock the equipment disassembled frequently, and it fits right into a mating key-way to transmit torque between shafts and hubs or bushingsCombine a blend length of 8mm, 10mm, 12mm, 16mm, 20mm, 25mm, 30mm, fulfill your various needs. Rust-proof, wear-resistant, and high increasing ability.colour: blackmaterial: stainless steelsize: 3 4 five 6mmPackage Contents: 1 x Box of Round Ended Feather Key(included 140pcs)Only the above package content, other products aren't included.Note: Light capturing and different displays could cause the colour of the item within the photograph slightly diverse from the real thing. The dimension allowed error is +/- 1-3cm.