US Stock 4pcs 8mm x 100mm Machine Boring Tool HSS Round Lathe Bit Bars

Lot of 4 8mm x 100mm 0.315" x 3.937" Machine Boring Tool HSS Round Lathe Bit Bars

Excellent resistance, effectively reducing the number of grinding, they are good materials for senior computer engraving, metal sculpture, high-precision carving, carving knife with high hardness. It can be directly processed into high-performance drill bits/tools/taps/milling cutters for general purpose cutting tool, suitable for processing of copper, steel, iron, aluminum and so on.
Material: HSS
Diameter: 8mm
Length: 100mm
Hardness: HRC58-62
Package include: 4 x Machine Boring Tool HSS Round Lathe Bit Bars