HSS Drill Countersinks

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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 with 60 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 (Assorted Quatity for You Choose)

flange screws;m6 flange head bolt;hex head flange bolts;titanium 6mm flange bolts;titanium m6 x 35mm hex head flange bolt ;flange bolt fastener;metric flange bolts