1-3/32" HSS Black & Gold Drill Bit with Reduced 1/2" 3-Flat Shank, Contractor Series - High Performance & Durable Cutting Tool | Drill America Set & Kits Easy Installation: Simple to install

Easy Installation: Simple to install

Size: 1/2"-64

Black and bright finish

Size: 1-1/2"-90

1-3/32" HSS Black & Gold Drill Bit with Reduced 1/2" 3-Flat Shank, Contractor Series - High Performance & Durable Cutting Tool | Drill America Set & Kits Easy Installation: Simple to installContractor 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. They are black and gold surface treated. Reduced Shank Drills expand the size range