This power set for Hexacopter the good quality
 
package includes:
6 dji 2212 920kv motors
6 simonk 30amp  esc
Specs:
DJI 2212/920KV
Dimension : 28X24mm
Rating : 920kv
Battery :3S,4S
Shaft : 8.0mm
Weight : 56g (with Prop Adapter)
Max Current : 30A
Max Thrust: 850g
Recommended prop :
Li-Poly (11.1V)3s : 10×4.5
Li-Poly (14.7V) 4s: 8X4.5
Max Power: 370W
 
Brushless esc 30amp:
Readytosky simonk 30a esc
Highest efficiency 100% N-FET design.
Super high refresh rate, no buffering of the input signal, resulting in more than 490Hz response rate.
16KHz motor frequency, giving fastest response of the motor, and quietest operation as well (no 8KHz squeal).
Super simple, foolproof operation! Nothing to program other than the throttle range.
ESC Specs:
Cont. current: 30A
Max. current: 35A
Input Voltage: 2-4S lipo
BEC: 5V 2A (Linear mode)
Size: 55x26x8mm (length 145mm including power cable)
Weight: ~22g
 
Package Including:
6x DJI 2212 920KV Brushless Motor
6x 30amp esc