Features:
This is a Low bucks Racing Hex Driver Set. This set offers an excellent combination of low price and good quality.
Each wrench features a color-coded alloy handle and replaceable bit. The bits have a titanium nitride coating for additional durability.
The set includes a 2.5mm, 2.0mm, 1.5mm,3.0mm wrenches.
FOR: Using on heli's M2 socket screw and M3 socket screw! Particularly All T-rex 450 / ESKY CP V2,There are a similar size with a helicopter.
Package size: 21 * 10 * 2cm / 8.4 * 3.9 * 0.8in
Package weight: 136g / 4.8oz

Package list:
1 * 1.5MM Hex Driver
1 * 2.0MM Hex Driver
1 * 2.5MM Hex Driver
1 * 3.0MM Hex Driver