OSG Carbide Drill 5XD - WD1 Coated Whistle Notch Shank - With Oil Hole Drilling - Through Coolant - 7.94 (5/16) Face Mill Arbors is a through-coolant finishing tool

is a through-coolant finishing tool designed for precise bore finishing in a range of materials

Flute design: Spiral flute for efficient chip evacuation and stable cutting action

and orient on small parts

smooth chip evacuation

Toolex Hand Reamer is a precision finishing tool for machinists and workshop professionals who require tight hole tolerances

OSG Carbide Drill 5XD - WD1 Coated Whistle Notch Shank - With Oil Hole Drilling - Through Coolant - 7.94 (5/16) Face Mill Arbors is a through-coolant finishing toolThe OSG Carbide Drill 5XD is a precision 5 16" diameter solid carbide drill engineered for deep hole work with through coolant capability. Its 5XD length to diameter geometry provides extended reach without sacrificing stiffness, making it well suited for demanding production environments and tough materials. The WD1 coating enhances wear resistance, helping the tool stay sharper longer and reducing bit changes in challenging applications. A whistle