1.5/2/3/4mm Plated Center Drills Countersinks Hand Tools Golden

Description:

- Application: center hole shaft and other parts of the end face machining.

- Cutting light, good chip, high hardness, help protect the body's tissues are worn prolong life

- High strength, tight adhesion between the substrate and the coating.

- Use: Prefabricated pinpoint hole machining, guide twist drill hole machining, reduce errors.

- The role of the central hole and the structure: Center hole is positioned based on the top surface of the workpiece shaft installed. 60 one with 60 cone on top of the center hole compatible; small hole in the end, to ensure the cone with the top cone with the apt, and can store a small amount of oil.

Specification:

- Material: HSS Size Chart: 1.5mm Shank Diameter: Approx. 4mm/0.16inch Length: Approx. 36.5mm/1.44inch 2mm Shank Diameter: Approx. 5mm/0.20inch Length: Approx. 41mm/1.61inch 3mm Shank Diameter: Approx. 8mm/0.31inch Length: Approx. 44.5mm/1.75inch 4mm Shank Diameter: Approx. 10mm/0.39inch Length: Approx. 57mm/2.24inch

Package Includes: 1 Piece Type A Titanium Center Drill