HSS Drill Countersinks

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Description:

Application: center hole shaft and other parts of the end face machining.
light, good , 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(Assorted Quatity for You Choose)

Center Drill Bit;Countersink Drill Bits Set;HSS Titanium Combined Center Drills;HSS Drill Countersinks

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