| 1 | Left Housing |
| 2 | Hex nuts |
| 3 | battery assy |
| 4 | Spring Sheet |
| 5 | Trigger |
| 6 | Protection Board |
| 7 | switch |
| 8 | motor |
| 9 | right housing |
| 10 | Tapping Screw ST2.9*14 |
| 11 | Double Speed Push Button |
| 12 | motor gear |
| 13 | Motor Mounting Bracket |
| 14 | Screw M3*8 |
| 15 | Rear Washer |
| 16 | 1-Stage Planetary Gear |
| 17 | 1-Stage Inner Gear Ring |
| 18 | 2-Stage Center Wheel |
| 19 | 2-Stage Planetary Gear |
| 20 | Dynamic gear ring |
| 21 | Tapping Screw 2.9X12 |
| 22 | Rear Gear Box |
| 23 | Shift Wire |
| 24 | 2-Stage Center Wheel |
| 25 | gear washer |
| 26 | 3-Stage Planetary Gear |
| 27 | big gear ring |
| 28 | Locking Frame |
| 29 | Self-lock Pin |
| 30 | locking piece |
| 31 | locking ring |
| 32 | Self-lock washer |
| 33 | Shaft Collar Φ10 |
| 34 | deep groove ball bearings |
| 35 | Front Gear Box |
| 36 | Output Shaft |
| 37 | Spring Leaf |
| 38 | steel ball |
| 39 | Torque Sleeve Pin |
| 40 | Torque spring |
| 41 | Torque washer |
| 42 | Threaded Sleeve |
| 43 | Torque Sleeve |
| 44 | Chuck |
| 45 | Screw M5X20 |
| 46 | screw with washer |
| 47 | hook |
| 48 | screw with washer |
| 49 | sling |