Shank Step Drill Pagoda Drill Twist Drill Plate Hole Opener

Type: Drill
Material: high speed steel
Blade length: 4.32 (mm)
Shank diameter: 6.35 (mm)
Blade diameter: 4-32 (mm)
Tooth width: 4-32

Cutting material: thin iron plate, aluminum material, insulating board, PVC board wood thickness within 5mm. A drill bit can be used to make a variety of holes.
Material: High speed steel 4241 (suitable for workpieces with hardness below 25°, such as carbon steel)
Specifications: 4-12mm (5th order: 4,6,8,10,12mm)
Surface treatment: titanium plating