The RCHAUS screw kit should be in every RC enthusiasts or racers bag, for replacing original screws as needed. This high quality made in the UK screw kit is excellent for this model. This handy kit will allow you to replace any lost , bent, or corroded screws given the range of sizes it includes. We include an excellent range of machined screws in all three head types ( Button Head , Countersunk, Socket/Cap ) M3x6mm up to and including M3x25mm. We also include a good range of M4 screws again in all head types and separated in size order! This kit has been put together by ourselves , we understand quality from our RC racing background. Our kits come in a high quality and made in the UK Wham storage box which is excellent just like our screws.