3mm x 20mm x 4mm x 50mm AlTiSin Coated Carbide 4 Flute Square End Mill 2pcs 7.9x3.9x5.9 Inch Inner Race/Outer Race Material: Chromium

Inner Race/Outer Race Material: Chromium Steel (GCr15)

and reduces heat on hot days

Peak Force :1800N

Fully threaded rods are widely applied in many occasions

Length:16 Meter / 52

3mm x 20mm x 4mm x 50mm AlTiSin Coated Carbide 4 Flute Square End Mill 2pcs 7.9x3.9x5.9 Inch Inner Race/Outer Race Material: ChromiumMade of super fine grain carbide, the end mill cutter has high hardness (HRC92), high strength, and wear resistance. With good milling and cutting performance, carbide can run at higher speed than high speed steel. Features square end cut, 4 flute design, large and spiral chip space design for fast and clean chip removal. Sharp cutting edge provides smooth cutting. The AlTiSin composite coating has high hardness, high wear resistance and high thermal