Product Description：

Adopts premium solid tungsten steel blank with TiSiN nano coating & 4 spiral flutes, stably machine hardened steel, stainless steel and cast iron up to HRC50, greatly improve wear resistance and tool service life.

1mm precise square cutting tip, standard 4mm straight shank design, perfectly compatible with most desktop CNC engraving machines, milling machines and rotary tools, easy clamping without slipping.

Square End Mill Size: Cutting diameter: 1/25" / 1mm; shank diameter: 5/32" / 4mm; cutting length: 1/8" / 3mm; total length: 2" / 50mm; number of flutes: 4; cutting hardness: HRC55.

Package includes 2PCS identical tungsten steel milling cutters, cost-effective replacement spare tools for factory batch processing, small workshop and DIY metal carving projects.

Optimized 4 spiral flutes chip removal structure, rapidly discharge metal chips during high-speed cutting, reduce heat accumulation, effectively avoid cutter breakage and overheating burning.

Brand: STONE TRIBE.

Material: Carbide.

Cutting Length: 3 millimeters.

Finish Type: TiSiN Coated.

Cutting Diameter: 1 millimeters.

Number of Flutes: 4.

Packaging includes: 2x Milling cutters.