Spiral flutes lift chips up and out of the hole. 200 Drills except made of Super Wear Steel for added drill life in touch applications.
Twist is specially ground to give maximum chip clearance.
All dimensions are in inches. Widely used for cross-grain boring and other work requiring smooth, accurate holes. Head, twist, and shank are ground after hardening for accuracy. Two outlining spurs cut in advance of the chip lifter. All dimensions are in inches.