21/64" Stepped Point Cobalt Drill Bit with 3-Flat Shank - High Performance & Durable Cutting Tool | Drill America Drill Bits while the Modacrylic Mesh vented

while the Modacrylic Mesh vented back provides enhanced ventilation in hot conditions

Why Choose Drill America - 5/16-32 UNS HSS Tap Set

high tensile strength materials such as cast iron

Corresponding Die Stock: 2-1/2"

Overall Length: 8"

21/64" Stepped Point Cobalt Drill Bit with 3-Flat Shank - High Performance & Durable Cutting Tool | Drill America Drill Bits while the Modacrylic Mesh ventedDrill America gold Stepped Point Cobalt Drill Bits start easier, drill faster, increase lifespan and reduce heat compared to standard drill bits. They can be used to enlarge existing holes or to create new, smoother holes in a wide range of materials such as acrylics, steel, metal, brass and other hard metals. These drills have a 135 degree split point tip and a 3 flat shank to prevent spinning. Product Specifications: Size: 21 64" Material: Cobalt