29 Piece HSS Contractor Bit Cooler Drill Bit Set, 1/16" - 1/2" REDLITHIUM Diablo's Fine Finish blade is

Diablo's Fine Finish blade is the ideal choice for trim carpenters because it leaves a smooth surface that requires little to no sanding

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Lenox MetalMax is suitable for metal cutting applications including steel

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The Bi-Aspheric lenses are Optimised for Minimum Distortion and Maximum Clarity

29 Piece HSS Contractor Bit Cooler Drill Bit Set, 1/16" - 1/2" REDLITHIUM Diablo's Fine Finish blade isContractor grade drill bit manufactured from M1 High Speed Steel and for use in a wide range of materials in the iron and steel families such aluminum, iron, steel and other metal drilling. Contractor Drill Bits have a 135 degree split point tip for self centering and reducing thrust. Compared to a conventional 118 degree tip, these drills wont go "walking" on you. The 3 Flat shank creates an extra secure hold in your chuck. They are black and gold