OSG Carbide Drill 3XD - WD1 Coated Oil Hole Drilling - Through Coolant - 18.5mm ISO Insert - CN Style while a 30° helix promotes

while a 30° helix promotes efficient cutting and smooth chip evacuation

delivering stability and consistency across deep cavities

and the tool is offered with multiple specifications to match different machines

it’s a purpose‑built tool designed to deliver clean

This JBO thread plug gauge helps your team maintain strict thread quality

OSG Carbide Drill 3XD - WD1 Coated Oil Hole Drilling - Through Coolant - 18.5mm ISO Insert - CN Style while a 30° helix promotesOSG Carbide Drill 3XD (18. 5 mm diameter) with WD1 coating and through coolant oil hole drilling is a precision solid carbide tool built for demanding machining environments. Designed for professionals across manufacturing, fabrication, and hobbyist workshops, it delivers reliable hole quality and extended tool life on a range of materials from tough alloys to softer workpieces. Its 3XD length to diameter geometry provides the rigidity and stability