Rotabroach HSS 90° Countersink for Mag Drills

The Rotabroach HSS 90° Countersink is precision-engineered for use with magnetic drilling machines, delivering professional results for both trade and DIY metalworking applications. Manufactured from extremely tough high speed steel and TCT tipped for exceptional durability, this countersink is designed to handle demanding tasks with ease. Featuring three cutting edges, this tool produces smooth chamfering and an excellent surface finish on bolt holes and fastener recesses. The pilot bore design ensures greater stability and accuracy during operation, whilst the universal 3/4" shank makes it compatible with all types of portable magnetic drills. Ideal for fabrication workshops, steel erection, maintenance applications, and metalworking projects requiring clean, professional chamfers. Features and Benefits: • Manufactured from extremely tough high speed steel • TCT tipped for greater tool life and harder materials • Suitable for all types of portable drills with 3/4" shank • 3 cutting edges, smooth chamfering and high surface finish • Manufactured with pilot bore for greater stability and accuracy Specifications Model: CK40 Suitable for: Holes up to 40mm Diameter Please note image shows CK55 countersink. Please refer to the specifications to ensure you have chosen the correct model for your requirements.