Drill bits are cutting tools used to create cylindrical holes. Bits are held by the drill that rotates them and provides torque and axial force to create the hole. Adrillbit refers to the bit that is attached to the drilling machine. The more commonly used of these tools are metal drill bits, wood drill bits, diamond core drill bit. Holesaw drill bit, installer bit and so on, used to drill holes through wood, metal, plastic and other materials.

A drill bit is the cutting part of the drill, and is usually threaded or pointed. Drill bits are removable, and come in a variety of sizes, sets, materials, coatings, and point styles, depending upon the job at hand. Some drill bits are designed for general use, while more specialized drill bits are designed with certain materials or applications in mind.

You have arrived at the world-wide online store for standard and metric drill bushings. For 57 years we have met the quality requirements of engineering professionals. From any where in the world, easily order any type of drill bushing and get prompt UPS delivery from our warehouse. Select the types of drill bushings you need, and type in the quantities and sizes you need. The Largest Supplier of Drill Bushings Anywhere! Want to read more? See how we began.

This is a web site dedicated to all kinds of stuff related to the drilling design and analysis. For the moment you can download, for free, an excel spreadsheet for directional drilling design, one for Torque and Drag analysis, one for wellhead pressure calculation for well full of gas, a kick tolerance calculator, and one for tension capacity of the API connections and tubes under applied torque. Released new Survey 64 bits compatible Office 2013.