7pcs hex allen screwdriver kit 0.9mm 1.27mm 1.3mm 1.5mm 2.0mm 2.5mm 3.0mm key driver repair tools for rc car traxxas helicopter

used in aircraft models, rc helicopters, drones and other places where hexagon socket screws need to be removed durable, sturdy, easy to use, hexagonal, an essential pick-up for the rc enthusiast the screwdriver bits are made of high speed steel and heavy duty steel tips, resistant to stripping & breaking, these material ensure the high performance 0.9mm / 1.27mm / 1.3mm / 1.5mm / 2.0mm / 2.5mm / 3.0mm hex screw included, which can absolutely meet your need.syi