standard screwdriver
21Doctor (Doctor Who) — This article is about the character of the Doctor. For a more general overview of the series, see Doctor Who. For the current Doctor, see Eleventh Doctor. Doctor Who character …
22Evolution of the Daleks — Doctorwhobox number=186b serial name=Evolution of the Daleks show=DW caption=The Daleks prepare to create human hybrids.cite episode | title = Evolution of the Daleks | series = Doctor Who | credits = Writer Helen Raynor, Director James Strong,… …
23Drill bit — For the fictional character, see Drill Bit (Transformers). For the cancelled skyscraper nicknamed Drill bit, see Chicago Spire. For the types used in drilling wells, see Well drilling. From top to bottom: Spade, lip and spur (brad point), masonry …
24Inland Empire (film) — Infobox Film name = INLAND EMPIRE caption = director = David Lynch producer = David Lynch Mary Sweeney Jeremy Alter Laura Dern Marek Żydowicz writer = David Lynch narrator = starring = Laura Dern Jeremy Irons Justin Theroux Harry Dean Stanton… …
25List of Doctor Who monsters and aliens — This is a list of monsters and aliens from the long running BBC science fiction television series Doctor Who . The list includes some races which are not extraterrestrial, but are nonetheless non human. This list is meant to cover alien races and …
26List of Doctor Who villains — The War Chief redirects here. For the Age of Empires III expansion pack, see Age of Empires III: The War Chiefs. Zaroff redirects here. For the fictional Richard Connell villain, see The Most Dangerous Game. This is a list of villains from the… …
27Demon core — The Demon core was the nickname given to a 6.2 kilogram (14 lb) subcritical mass of plutonium that accidentally went briefly critical in two separate accidents at the Los Alamos laboratory in 1945 and 1946. Each incident resulted in the… …
28Handloading — or reloading is the process of loading firearm cartridges or shotgun shells by assembling the individual components (case/shotshell, primer, powder, and bullet/shot), rather than purchasing completely assembled, factory loaded cartridges.… …
29Countersink — A countersink is a conical hole cut into a manufactured object, or the cutter used to cut such a hole. A common usage is to allow the head of a countersunk bolt or screw, when placed in the hole, to sit flush with or below the surface of the… …
30Computer case screws — From left to right: a 6 32 thumbscrew, a 6 32 screw, an M3 screw, and a self tapping screw for case fans Computer case screws are the hardware used to fasten together parts of a computer case and to fasten the system components (such as… …
