4pcs coloured Premium Hexagonal Wrenches speed bits,1.5mm, 2.0mm, 2.5mm, 3.0mm  
 
Specification:
Each total length: 100mm.
suitable for electic screw drivers
4pcs different head sizes: 1.5mm, 2.0mm, 2.5mm, 3.0mm.
Weight: 50g
 
Features:
- Ideal for easily disassembling hex screws working on model & RC stuff