120Pcs M3 Carbon Steel DIN7991 Flat Head Screw Countersunk Hex Socket Cap Bolt for RC Model

Specification Material Carbon SteelColor BlackSize M3Type DIN7991Weight 149Screw Drive Type Hex SocketScrew Head Type Countersunk Head Features 1 Black appearance dark color will fit well in different occasions 2 The length of a flat socket head cap screw is measured from the top of the head to the flat of the point unlike other socket products 3 Made of carbon steel extremely high hardness makes them good at resisting abrasion and retaining shape They can withstand significant force before deforming 4 Widely used for RC Model such as RC Helicopter RC Quadcopters RC Drone Package Included 20X M3 6mm20X M3 8mm20X M3 10mm20X M3 12mm20X M3 16mm20X M3 20mm