HSS-Co8. DIN 327. Type N. Three-flute cutter. Short. Centre cut. Straight shank with pulling face. Right-hand cutting. For milling low- and medium strength materials up to approx. 800 N/mm², with uncoated tool and 1,000 N/mm² with coated tool. For milling feather key grooves with greater depth for face and circumferential milling