5 PCS Dia 1/4" 3/8" 1/2" 5/8" 3/4" Roughing End Mill Square 4 Flute M42 Perform 6000 Indicating DRIERITE is blue when

Indicating DRIERITE is blue when dry and changes to pink upon absorption of moisture

[MATERIAL]: Polyethylene film + back glue (using a special adhesive

surface area: 200 ㎡/g

The surface of the standard firmware is galvanized

BIG Capacity Deep

5 PCS Dia 1/4" 3/8" 1/2" 5/8" 3/4" Roughing End Mill Square 4 Flute M42 Perform 6000 Indicating DRIERITE is blue when[Material]: Made of M42 8% cobalt high speed steel to ensure durability when cutting hard materials. [Package]: includes 5 different sizes: 1 4", 3 8", 1 2", 5 8" and 3 4" Dia. [4 Flute Design]: The 4 flute design is well suited for machining various hard materials due to its excellent chip removal capability. [Coating]: The TiAlN coating enhances tool life by providing excellent wear and heat resistance. [Application]: Ideal for precision milling.