OSG Carbide Drill 3XD - WD1 Coated Whistle Notch Shank With Oil Hole - Through Coolant - 4.8mm Computer Cabinet & Workbench It features a left-hand spiral

It features a left-hand spiral flute and right-hand cutting to optimize chip control and surface finish

achieve smoother hole finishes

laydown triangular geometry: Triangular laydown design provides predictable seating and consistent threading results

ideal for converting existing holes to final size with high accuracy

The Toolex Reamer is an intermediate precision HSS (M2) taper-shank tool designed for finishing internal bores with tight size control

OSG Carbide Drill 3XD - WD1 Coated Whistle Notch Shank With Oil Hole - Through Coolant - 4.8mm Computer Cabinet & Workbench It features a left-hand spiralThe OSG Carbide Drill 3XD is a 4. 8 mm diameter through coolant drill featuring a WD1 coating and a whistle notch shank. Designed for reliable, high precision drilling across a range of metals and hard alloys, its a versatile choice for machine shops, manufacturers, engineers, and serious hobbyists who demand consistent hole quality and extended tool life. With a 3XD length to diameter ratio, this drill delivers efficient performance in a variety of