ITEM NAME:Screw Kit With Box For Simulation Remote Climbing Car Car Screw Stainless S C5M8 Screw Kit With Box For Simulation Remote Climbing Car Car Screw Stainless S C5M8 Besides, machine screws are used for fastening materials together by going into a tapped hole or through a hole and being held by a nut. A variety of sizes to suit your needs and they come in a handy reusable plastic container so that it is convenient for you to take everywhere. Easy to take and durable in use. A variety of sizes to suit your needs. Comes in a handy reusable plastic container. This is a great kit for the home or workplace because it contains an assortment of sizes of machine screws with the corresponding size hex nuts. Colour:silver Material:stainless steel Package Contents: 12* flat head hex M2.5*10 10* flat head hex M3*10 15* round head hexagonal M2*8 10* round head hexagonal M2.5*4 15* round head inner hexagon M2.5*8 5* round head hexagonal M3*6 25* round head hexagonal M3*8 45* round head hexagonal M3*10 20* round head hexagonal M3*12 10* round head hexagonal M3*16 5* round head inner hexagon M3*18 5* round head hexagonal M3*20 5* round head hexagonal M3*22 5* round head hexagonal M3*25 4 5* cup head hex M2*8 5* cup head hex M2*12 15* cup head hexagonal M2.5 6 25* cup head hex M2.5*8 50* cup head hex M2.5*10 5* cup head hexagonal M2.5*12 5* cup head hexagonal M2.5*14 10* cup head hex M2.5*16 5* instrument screw M3*3 10* car shell R buckle 5* nut M4 10* nut M3 10* tire bolt 2*10