OSG Carbide Spotting & Chamfering Drill - Micro Grain - Uncoated - 60° - 4mm Blacksmith Drill It features a left-hand spiral

It features a left-hand spiral flute with right-hand cutting and DIN 8089-compliant ISO H4 tolerance for repeatable results

is engineered for deep-hole drilling with through-coolant capability

and maintain reliable performance in routine and challenging production runs

Coated holders for abrasion resistance: Offers superior wear and heat resistance

and efficient chip evacuation translates to faster cycle times

OSG Carbide Spotting & Chamfering Drill - Micro Grain - Uncoated - 60° - 4mm Blacksmith Drill It features a left-hand spiralThe OSG Carbide Spotting & Chamfering Drill is a precision tool designed for professionals who need accurate hole spotting and chamfering in a single pass. Made from micro grain carbide and finished uncoated, this 4 mm diameter drill is engineered with a 60 chamfer angle to deliver clean, consistent chamfers across a variety of materials. Ideal for machinists, engineers, and technicians who value reliable results and long tool life, this drill pairs