0.3 mm to 4.2 mm Drill Range.
Suitable for 3 mm Shaft Dia motor like 555/540/545 etc.
1 X Drill Connector
1 X Drill Chuck
1 X L Key
1 X Wrench
0.3-4 mm Full Drill Set for 555/540 motor
Its best for up to 4.2 mm drill Applications like PCB Drill or wood Drill. Use a 12v 5 amps Adapter for 555/540/545 motor. Its 3 Jaw type Drill Chuck. Its the biggest Drill chuck available for 555 motor. More than this not possible for 555.Use 775/795 for more than 4 mm drill.