reliable judgments on threaded holes
Through‑coolant and flute geometry for reliable chip control: Through coolant plus a left‑hand spiral flute enhances chip evacuation and keeps the cutting edge cooler for steadier
By using this ER25 imperial collet
The Europa Tools Carbide Drill Through Coolant 10xD TiAlN Coated - 13
partial-depth left-hand tool designed for internal threading in metal components
OSG Carbide Drill 3XD - WD1 Coated Whistle Notch Shank With Oil Hole - Through Coolant - 4mm ER Collet Chucks reliable judgments on threaded holesThe OSG Carbide Drill 3XD is a precision 4 mm carbide drill designed for reliable, repeatable holes across metals, plastics, and composites. With a 3XD length to diameter ratio, WD1 coating for wear resistance, a whistle notch shank for secure grip, and an oil hole for through coolant delivery, it delivers stable performance and long tool life in demanding drilling tasks. WD1 Coated for Enhanced Wear Life: The WD1 coating reduces friction and wear,