Premium grade Drills are manufactured from a high grade Molybdendum high speed steel, that has high vanadium content. Performance Drills are salt nitride treated, actually penetrating the tools surface giving Drills the hardness to drill tough materials su
Premium grade Drills are manufactured from a high grade Molybdendum high speed steel, that has high vanadium content. Performance Drills are salt nitride treated, actually penetrating the tools surface giving Drills the hardness to drill tough materials such as stainless steel and titanium alloy.
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