Scanning objects to understand their components and properties. ( TV: Kerblam!, The Witchfinders, The Battle of Ranskoor Av Kolos) In episode six of Fury from the Deep, the Second Doctor uses one of his devices together with some amplifiers to produce a "sonic laser soundwave" but it is unknown if this is the sonic screwdriver, and if so whether it was the retrieved original prop or not. The combined props are seen in a surviving alternate take of the climax battle of the episode, in which a sort of medical hammer appears to be lodged in the amplifier and manipulated by Troughton.

Doctor Who Electronic Sonic Screwdriver Collection – Third Doctor". Character Options . Retrieved 12 May 2016. [ permanent dead link] The metallic parts are manufactured using a diecasting process rather than being individually hand machined, as a result the shape of the clasps, the upper and lower cage have been changed slightly to make them possible to cast.

The Press

The Eighth Doctor also carried a similar rod model near the end of his life: Cylindrical and silver, with a blue emitter diode tip, he used it in a surgical procedure to scan his patient and to seal incisions. This model could glow with an "almost white" light and emit great heat, be used to sharpen surgical instruments and be turned "on" and "off". ( PROSE: Osskah) Identified by the Daleks as a " sonic probe", ( TV: Doomsday) the sonic screwdriver was considered to be very advanced Gallifreyan technology, ( PROSE: Heart of TARDIS) although somebody could make one by using resources found on 21st century Earth with help from Stenza technology. ( TV: The Woman Who Fell to Earth) During the Dalek-Movellan War, Davros dismissed the sonic screwdriver as a "simple" tool. ( AUDIO: The Triumph of Davros) The Wand Company released a universal remote control styled on the Eleventh Doctor's sonic screwdriver on 3 August 2012. [18] [19] Due to consumer demand, a Tenth Doctor version was released on 31 October 2013. [20] [21] An updated, extending version of the Eleventh Doctor's Sonic Screwdriver, named the Twelfth Doctor's Sonic Screwdriver Universal Remote Control, was released on 8 July 2015, to replace the older version, which is no longer produced. [22]

The sonic screwdriver also functioned as a conventional screwdriver ( TV: The Monster of Peladon, The Ark in Space) and could be magnetised to remove bolts. ( TV: Frontier in Space, The Android Invasion) With the screwdriver, the Doctor was also capable of creating sparks of flame, ( TV: Carnival of Monsters) cutting through objects, ( TV: Robot) melting artificial ivy ( TV: The Android Invasion) and creating loud noises. ( TV: Four to Doomsday) On occasion, the Doctor used it to either detect, disarm or detonate explosive weapons. ( TV: The Sea Devils, PROSE: Cold Fusion, etc.) He often used it to interact with or disable various forms of circuitry and technology. ( TV: The Mutants, Frontier in Space, Planet of the Daleks, etc.) The sonic screwdriver could also be used to repair devices ( TV: The Ark in Space, The Sontaran Stratagem, etc.) and perform maintenance on the TARDIS's control console. ( TV: The Hand of Fear)This is perhaps the most noticeable difference between the hero prop and The Sonic Screwdriver URC. The Sonic Screwdriver URC has to come apart so that the batteries can be changed. To avoid unsightly parting lines and fixing screws showing on the outside of the Sonic Screwdriver, the ideal place for this was in the middle, and the cover ring was used to hide the join. This provides an elegant solution but means that the cover ring has to taper less than this feature on the original prop. Doctor Who 12th Doctor Sonic Screwdriver Remote To Debut at Comic-Con". Gotham News. Archived from the original on 31 October 2016 . Retrieved 31 October 2016. Removing DNA bombs from Graham, Grace, Ryan and Yaz's collarbones and installing them into a Stenza gathering coil. ( TV: The Woman Who Fell to Earth)

The screwdriver was destroyed by Skaar, leading the Doctor to decide to build a new and more advanced version. ( AUDIO: Wrath of the Ice Warriors) Nonetheless, it was also used by the Eighth Doctor after being destroyed "centuries ago", with the Doctor claiming to his companion Sam Jones that this was possible because "It's a Time Lord tool. Time doesn't work the same way for Time Lord tools." ( PROSE: Alien Bodies)When the Eleventh Doctor met the Tenth Doctor in England, 1562, upon the latter realising that the former was a future incarnation of himself, they both got out their sonic screwdrivers. The Eleventh Doctor immediately showed off how much bigger his was, to which the Tenth Doctor claimed that his future incarnation was compensating, remarking that " regeneration, it's a lottery." ( TV: The Day of the Doctor)