8 Piece HSS Contractor Drill Bit Set with Reduced 1/2" 3-Flat Shank, 9/16" - 1" - High Performance & Durable Cutting Tool | Drill America Sets & kits Versatile Use: Ideal for cutting

Versatile Use: Ideal for cutting a wide range of metals and alloys

Size: 1/2"

Universal Fit: Designed to accommodate most standard grinders

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8 Piece HSS Contractor Drill Bit Set with Reduced 1/2" 3-Flat Shank, 9/16" - 1" - High Performance & Durable Cutting Tool | Drill America Sets & kits Versatile Use: Ideal for cuttingContractor 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