This set includes five high-quality Forstner drill bits with replaceable centering points, plus a 4 mm centering bit for various drilling tasks. The bits lock directly into the CENTROTEC tool chuck for fast, secure use. Designed for professionals , these durable drill bits are neatly stored in the compact Systainer³ S with a transparent lid for easy organization. Need portability? The Systainer³ Rack lets you integrate your accessory Systainer into Systainer Systems racking equipment, keeping your tools secure and ready to go.