Long Series- 4 Flute - Inch
For optimum performance and maximum swarf removal when plunging, slotting and routing in light alloys, brass, aluminium, non ferrous and other soft materials. Manufactured to USCTi Standards.

Inch Tolerances
Diameter: Over 1/16” ~ up to 1/4”. Tolerance: +0.000, -0.002.
Diameter: Over 1/4” ~ up to 1”. Tolerance: +0.000, -0.003.