HSS Center Drill Bits Set Combined Countersinks 60 Degree 1/1.5/2/2.5/3/5mm
Description:
The bits can be used in metalworking to provide a starting hole for a larger-sized drill bit.
Can also be used to make a conical indentation in the end of a workpiece in which to mount a lathe center.
Made of high speed steel, with high hardness and resistance, durable
Widely used on lathe machines, these bits can cut easily and remove chips smoothly.
6 pieces in 1 set for drilling holes in different sizes, suitable for processing: Ordinary steel, iron, copper, aluminum, wood, and other materials with high hardness.
Specification:
Material: High speed steel
Angle: 60 Degrees
Size: 1.0mm 1.5mm 2mm 2.5mm 3mm 5mm
Cutting Edge Diameter: 1mm/ 0.039 inch, Shank Diameter: 4mm/ 0.16 inch, Total Length: 32mm/ 1.2 inch
Cutting Edge Diameter: 1.5mm/ 0.059 inch, Shank Diameter: 4mm/ 0.16 inch, Total Length: 35mm/ 1.38 inch
Cutting Edge Diameter: 2mm/ 0.079 inch, Shank Diameter: 5mm/ 0.20 inch, Total Length: 40mm/ 1.57 inch
Cutting Edge Diameter: 2.5mm/ 0.098 inch, Shank Diameter: 6mm/ 0.24 inch, Total Length: 42mm/ 1.65 inch
Cutting Edge Diameter: 3mm/ 0.12 inch, Shank Diameter: 8mm/ 0.31 inch, Total Length: 47mm/ 1.85 inch
Cutting Edge Diameter: 5mm/ 0.20 inch, Shank Diameter: 12mm/ 0.47 inch, Total Length: 50mm/ 1.97 inch
(6 Pieces in 1 set)
Package Includes:
1 Piece of 1.0mm Bit
1 Piece of 1.5mm Bit
1 Piece of 2mm Bit
1 Piece of 2.5mm Bit
1 Piece of 3mm Bit
1 Piece of 5mm Bit