The OSG Flat Bottom Carbide Drill with Through Coolant delivers precise flat-bottom holes in steel and alloys. With a 3xD length ratio and EGIAS coating, it’s built for high-speed drilling, reliability, and extended tool life.

• Diameter: 3.90 mm
• Tip geometry: Flat bottom for accurate pocket holes and clean bottom surfaces
• Length: 3xD drilling depth for deeper pockets and versatile reach
• Through Coolant: Internal coolant channels for effective chip evacuation and cooling
• Coating: EGIAS coating for enhanced wear resistance and durability
• Material compatibility: Optimized for steel and alloy workpieces
• Performance: Designed for high-speed drilling without sacrificing precision

This drill pairs robust carbide performance with advanced coating and through-coolant design to maintain accuracy under demanding conditions. It helps reduce heat buildup, improves chip management, and extends tool life, making it a reliable choice for professional machining tasks that require clean, flat-bottom holes.