CARBIDE = hardness 1800 HV, to machine steels over 1300 N/mm², Treated steels up to 60 HRC, abrasive tough steels, stainless steels, titanium alloys, hard bronze, inconel, nimonic, waspaloy, hard cast irons and all other metals, thermoplastics, nylon, PVC, laminated, graphite, reinforced polymer with glass or carbon fibres, ceramics, glass.
Right hand spiral + front cut :

to straighten and to ream primary holes obtained from foundry

to machine blind holes

to bore perpendicularly stage in step holes.