Drillco® Nitro Heavy-Duty Mechanic's Length Drill Bit Set, 29 Pieces, High Speed Steel Abrasive Bristle Discs 3000 PSI rated pressure

3000 PSI rated pressure

Convert a TP (Type I) back-up pad 1/4" diameter solid shank to a threaded shank

Heavy-duty cleaner/degreaser

The smallest diameter connecting point and a solid polymer core provide the best maneuverability through the entire cable

Drillco® Nitro Heavy-Duty Mechanic's Length Drill Bit Set, 29 Pieces, High Speed Steel Abrasive Bristle Discs 3000 PSI rated pressureManufactured from a premium grade of M 7N molybdenum high speed steel The Nitro Heavy Duty 135 Split Point Drill with a Nitride surface treatment that gives a hard protective layer to the drill (increases hardness without increasing brittleness) which is measurably harder than high speed steel Body and clearance are gold and black surface treated for maximum lubricity Recommended for use in stainless steel and other hard metal drilling Specifications