6Pcs 6.3-20.5mm 90 Degrees 3 Flutes Countersink Drill Bit Nano Blue Coated Chamfer Cutter HSS Chamfer Drill Bit Set

Specifications: 
Product Name: Countersink Drill Bit; 
Material: High Speed Steel; 
Angle: 90°; 
Flute: 3; 
Size: 6.3mm 8.3mm 10.4mm 12.4mm 16.5mm 20.5mm; 
Application: It is suitable for use in the work-piece which the hardness is under 25 degrees, such as aluminum sheet, thin iron plate, the insulatuing board or PVC board; 
Quantity: 6 Pcs × Countersink Drill Bit. 
  
Features: 
- Ideal for:chamfering, deburring and countersinking; 
- Five flute design provides small chip loads and quicker removal; 
- Purpose: suitable for low hardness of the workpiece, such as wood; 
- During use, cutting edges can better chip evacuation, the cutting edges is not easy to blunt; 
- Use for home and industrial. 
  
Package Included: 
6 Pcs × Countersink Drill Bit