enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Machine taper - Wikipedia

   en.wikipedia.org/wiki/Machine_taper

   In many lathe tailstocks, the tool is removed by fully withdrawing the quill into the tailstock, which brings the tool up against the end of the leadscrew or an internal stud, separating the taper and releasing the tool. Where the tool is retained by a drawbar, as in some mill spindles, the drawbar is partially unthreaded with a wrench and then ...

3. Drill - Wikipedia

   en.wikipedia.org/wiki/Drill

   A standard hammer drill accepts 6 mm (1/4 inch) and 13 mm (1/2 inch) drill bits. The operator experiences considerable vibration, and the cams are generally made from hardened steel to avoid them wearing out quickly. In practice, drills are restricted to standard masonry bits up to 13 mm (1/2 inch) in diameter.

4. Lathe - Wikipedia

   en.wikipedia.org/wiki/Lathe

   Modern metal lathe A watchmaker using a lathe to prepare a component cut from copper for a watch. A lathe (/ l eɪ ð /) is a machine tool that rotates a workpiece about an axis of rotation to perform various operations such as cutting, sanding, knurling, drilling, deformation, facing, threading and turning, with tools that are applied to the workpiece to create an object with symmetry about ...

5. Millstone - Wikipedia

   en.wikipedia.org/wiki/Millstone

   As tools improved, the material was increasingly finely ground, but only when it became a real powder could we speak of grinding. Thus, the men of the European Upper Paleolithic were already dissociating grinding and milling , as attested by the appearance at this time of the first grinding slabs used with grinders or millstones.

6. Lewis Machine & Tool Company - Wikipedia

   en.wikipedia.org/wiki/Lewis_Machine_&_Tool_Company

   A patented AR-15-pattern is produced with a bolt design featuring a redesigned extractor intended to improve the extraction of cartridges under adverse conditions. The company also produces a redesigned bolt carrier intended to improve the reliable performance of the rifle's “internal piston” system by obtaining a similar timing sequence with 14.5-inch carbine-length barrels compared to 20 ...