Drill Bits (Twist, Spade, Hole Saw)

Drill Bits (Twist, Spade, Hole Saw)        

Category: Machine Shop

Summary: Creating holes.

Drill bits are cutting tools used to create holes in various materials. Here's a breakdown of the three types you mentioned:

* **Twist Drill Bits:** These are the most common type, featuring a helical cutting edge (the "twist") that removes chips as the bit rotates. They're versatile and used for drilling in metal, wood, plastic, and other materials.

* **Spade Drill Bits:** These bits have a flat blade with a cutting edge on each side. They're designed for drilling larger diameter holes in wood and other soft materials, and they're known for their speed.

* **Hole Saw Bits:** These are ring-shaped blades used to cut large-diameter holes, often in wood, metal, or plastic. They create a circular cut, leaving a "plug" of material inside the saw. Hole saws are used for creating holes for pipes, wiring, and other installations.