enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Countersink - Wikipedia

   en.wikipedia.org/wiki/Countersink

   A cross-hole, "Weldon style" or "zero flute" countersink is a cone-shaped tool with a cutting edge provided by a hole that goes through the side of the cone. The intersection of the hole and cone form the cutting edge on the tool. The cone is not truly symmetrical as it is essential that the cone retreats away from the cutting edge as the tool ...

3. List of screw drives - Wikipedia

   en.wikipedia.org/wiki/List_of_screw_drives

   M6 and M8 triple square drivers End view of M10 triple square screw. The triple-square, also known as XZN, is a type of screw drive with 12 equally spaced protrusions, each ending in a 90° internal angle. The name derives from overlaying three equal squares to form such a pattern with 12 right-angled protrusions (a 12-pointed star).

4. Hex key - Wikipedia

   en.wikipedia.org/wiki/Hex_key

   A hex key (also, hex wrench, Allen key and Allen wrench or Inbus) is a simple driver for bolts or screws that have heads with internal hexagonal recesses (sockets). Hex keys are formed from a single piece of hard hexagonal steel rod, having blunt ends that fit snugly into similarly shaped screw sockets. The rods are bent to 90º, forming two ...

5. Torque screwdriver - Wikipedia

   en.wikipedia.org/wiki/Torque_screwdriver

   Torque screwdriver. A torque screwdriver is a screwdriver with components that ensure tightening to a specified torque, ensuring tightening which is sufficient, but not excessive. An insufficiently tightened screw connection may loosen in operation, and excessive tightening can damage parts; for example, if the nuts holding the wheel of a car ...

6. Screwdriver - Wikipedia

   en.wikipedia.org/wiki/Screwdriver

   Screwdriver with rubber handle. The tool used to drive a slotted screw head is called a standard, common blade, flat-blade, slot-head, straight, flat, flat-tip, [ 6 ] or " flat-head " [ 7 ] screwdriver. This last usage can be confusing, because the term flat-head also describes a screw with a flat top, designed to install in a countersunk hole.

7. Screw mechanism - Wikipedia

   en.wikipedia.org/wiki/Screw_mechanism

   A machine used in schools to demonstrate the action of a screw, from 1912. It consists of a threaded shaft through a threaded hole in a stationary mount. When the crank on the right is turned, the shaft moves horizontally through the hole. The screw is a mechanism that converts rotational motion to linear motion, and a torque (rotational force ...