140Pcs Round Ended Feather Key Parallel Drive & 1 pcs Rotary SwitchThis Round Ended Key Stock Assortment is equipped with a plastic box for easy carry and store, you can classify these feather keys in an organized manner, and take them out easily and convenientlyThis Round Ended Feather Key Set has an exquisite workmanship to provide a great experience for you, and there's no burrs on the surface, very smooth and accurate, no worry about hurting your fingers during the working processThis Key Stock has a widely use during daily life. It is mainly used to fasten the equipment disassembled frequently, and it fits into a mating key-way to transmit torque between shafts and hubs or bushingsCombine a mix size of 8mm, 10mm, 12mm, 16mm, 20mm, 25mm, 30mm, satisfy your different needs. Rust-proof, wear-resistant, and high expanding ability.Parallel pin:colour: blackmaterial: stainless steelsize: 3 4 5 6mmRotary Switch:Model: KCT1 x 10Material: Metal, Plastic;Dimensions(knob not included): 54 x 45mm / 2.1 inchx 1.8 inch(Max.D * H)Fit Mounting Hole Diameter: 10mm / 0.4 inch;Shaft Diameter: 6mm/0.24 inchPin Number: 11;Contact Type: 1 Pole 10PositionColor: picture color1 Pole 10 Position single deck design, 11 pins, 6mm diameter shaft for knob cap.Widely used on radio, TV, LED home lights, industrial machine control unit, or other electronic devices, and it rsquo;s still a great versatile switch for applications involving multiple inputs and outputs.Package Contents:1 set x Parallel pin(included 140pcs)1 x Rotary SwitchOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.