Feature:
1. EFFICIENT DRILLING: With this step drill bit, you can proceed your work with high efficiency and great drilling accuracy.
2. SPIRAL GROOVED DESIGN: Allows for quick debrring and easy particles removal, which will also keep the drill bit clean.
3. PRACTICAL APPLICATION: Suits perfectly for drilling holes on various materials, such as stainless steel, plastic, copper, etc.
4. M35 HSS MATERIAL: Good high steel has high harness, not easy to deform and promises stable and reliable drilling.
5. EASY INSTALLATION: The shank will firmly fixed on the tool without slipping, and the installation is simple with small size.
Specification:
Item Type: Step Drill Bit
Material: M35 High Steel
Drill Bit Specification: Approx. 4 ~ 22mm / 0.2 ~ 0.9in (4mm / 0.2in, 6mm / 0.2in, 8mm / 0.3in, 10mm / 0.4in, 12mm / 0.5in, 14mm / 0.6in, 16mm / 0.6in, 18mm / 0.7in, 20mm / 0.8in, 22mm / 0.9in)
Drill Bit Total Length: Approx. 8cm / 3.1in (Error ±2%)
