The HSS-Co 5% TiN Coated Countersink Set features high performance, multi flute countersinks in various sizes. Manufactured from HSS-E cobalt they are best suited for deburring and chamfering. The tips feature a TiN coating for added wear resisitance whilst their straight shank design and 90? ground flute angle provides optimal cutting performance with an Inclusive angle of 90?. | | Features and Benefits | • Manufactured from high speed steel and cobalt for improved strength | • 5% TiN coating for greater wear resistance | • Straight shank design with bright finish for improved performance on ductile metals | • Supplied in a robust carry case for easy and secure portability | | Contents | • 1x 6, 8, 10, 12.5, 16, and 25mm | | Notes | • Manufactured to BS328:Part 5:1983