Premium grade KnKut Drills are manufactured from a high grade Molybdenum high speed steel, that has a high vanadium content.
KnKut Performance Drills are salt nitride treated, actually penetrating the tool's surface giving KnKut Drills the hardness to drill tough materials such as stainless steel and titanium alloy.
NOTE: Left hand drill bits are ideal for drilling broken studs. Left hand drill bits may loosen the broken stud while drilling a hole, eliminating the need for a screw extractor.
The advantages of KnKut Performance Drills include:
No center punch or pilot hole required
Rounder, more accurate holes
50% more holes
Lowest cost per hole
Drills tough alloys
Reduces user fatigue
Added strength against breakage