Weiler Primus 2 Cnc nakup rabljenega (205)

Stanje: zelo dobro (rabljeno), Swing diameter over bed: 280 mm Swing diameter over cross slide: 160 mm Turning length: 500 mm Centre height: 140 mm Centre distance: 500 mm Spindle bore: 36 mm Spindle speeds: 42 - 2000 rpm Spindle nose: DIN 55022 Size 5 Feed range: 0.019 - 0.912 mm/rev Thread pitch - metric: 0.25 - 12 mm Knedpfxowlvi Ss Ah Dec Tailstock quill stroke: 90 mm Tailstock taper: MT 3 Leadscrew diameter: 24 mm Total power requirement: 3 kW Machine weight approx.: 0.7 t Machine dimensions L x W x H: 1.48 x 0.69 x 1.46 m - Machine from training workshop - Accessories: 3-axis HEIDENHAIN digital readout, RÖHM 3-jaw chuck 160 mm ø, MULTIFIX toolpost Size A Machine No. 1749

Stanje: rabljeno, WEILER Engine Lathe Type Condor 81 A Machine No. 36553 Year of manufacture approx. 1985 Centre distance: 750 mm Swing over bed: 330 mm Centre height over bed: 165 mm Swing over cross slide: 180 mm Centre height over cross slide: 90 mm Spindle bore: 40 mm Chuck mount: Short taper DIN 55027 size 5 Tailstock taper: MK 3 Quill stroke: 110 mm Spindle speed: 45 - 2800 rpm, 16 steps Drive power: 3 kW Mains connection: 400 Volt, 50 Hz - Spindle speed via 16-step gearbox - 3-jaw chuck Ø 160 mm RÖHM with internal and external jaws - Multifix quick-change toolpost size B with 3 holders - Automatic longitudinal and face feed - Electromechanical spindle brake - Emergency stop - Coolant tank with pump integrated in the machine base, without supply line to the working area - Hinged chuck guard Knodsk S Ht Aspfx Ah Djc - Splash guard - 1 live centre - Electrical diagram and operating manual Space required (L x W x H): 1850 x 950 x 1400 mm Weight: 1100 kg Good condition

Stanje: zelo dobro (rabljeno), Leto izdelave: 1992, Weiler Condor 81 Weiler Condor 81 lathe with Heidenhain digital display, year of manufacture 1992, in very good original condition. The machine comes from the training workshop of a renowned German engineering company. Technical Data: Year of manufacture: 2003 Engine lathe WEILER Type Condor 81 Centre distance: 750 mm Swing over bed: 330 mm Centre height over bed: 165 mm Swing over cross slide: 180 mm Centre height over cross slide: 90 mm Spindle bore: 40 mm Chuck mounting: short taper DIN 55027 size 5 Tailstock taper: MK 3 Quill travel: 110 mm Spindle speed: 45 – 2800 rpm, 16 steps Drive power: 3 kW Power connection: 400 Volt, 50 Hz Knjdpfx Aew T U Sgjh Dec Spindle speed via 16 gearbox steps Required space (L x W x H): 1850 x 950 x 1400 mm Weight: 1100 kg Accessories and Equipment: Röhm 3-jaw chuck Multifix quick-change toolpost Coolant system Heidenhain digital display About the Machine: We offer a Weiler Condor 81 lathe with Heidenhain digital display, year of manufacture 1992, in very good condition. The machine is, of course, fully functional. All slides move smoothly and evenly. Even at high speeds, the Weiler runs very quietly. This newer generation of lathes is extremely user-friendly and can produce surfaces comparable to grinding. Take the opportunity to inspect the machine under power at our site and see the condition for yourself. You will find further lathes from well-known manufacturers on our website.

Stanje: dober (rabljeno), WEILER COMMODOR Stružnica L&Z - Premer struženja 180 mm - Dolžina struženja 1000 mm - Premer vretena 56 mm - Območje vrtljajev 25-2000 obr/min - Navoj: metrični / colski itd. - Avtomatski vzdolžni / prečni pomiki - Konjiček MK 4 - Trivrata glava 250 mm - Električna zaščita za glavo - Hitromenjalni nosilec orodja Multifix z vložkom - Naprava za hlajenje - Stena za odrezke - Dokumentacija o stroju - V dobrem delujočem stanju Dimenzije: D x Š x V: 2,5 x 1,3 x 1,7 m / Teža: 1500 kg Knedow Nnvwepfx Ah Dsc Možne napake ali pomote v vnosu.

Stanje: zelo dobro (rabljeno), Funkcionalnost: popolnoma funkcionalen, višina središča: 150 mm, izvrtina vretena: 36 mm, največja hitrost vretena: 2.000 obr/min, hitrost vretena (min.): 56 obr/min, skupna višina: 1.250 mm, skupna dolžina: 700 mm, skupna širina: 1.500 mm, 3-fazni motor 380V deluje brezhibno! Brezstopenjsko prilagajanje hitrosti zaradi variomatskega vretena. Število vrtljajev vretena nastavljivo od 56 do 2000. Močnina podajanja na obeh straneh, tudi v prečni smeri. Norton menjalnik za preprosto rezanje navojev, menjalna kolesa vključena. MT3 vpenjalna konica konjička. Multifix hitromenjalni nosilec orodja s skupno 4 nosilci. Kaljena vodila postelje. Röhm 160mm trivrati vpenjalnik. Razdalja med konicama: 550mm Višina centra: 150mm Premer vretena: 36mm Splošno zelo dobro stanje! Dimenzije: 145x70x125cm Za možnosti pošiljanja nas kontaktirajte! Kjdpoxdb Alefx Ah Denc € 5.650,00

Stanje: rabljeno, številka stroja/vozila: 1717, used lead and feed screw lathe WEILER PRAKTIKANT Centre height: 140 mm Centre distance: 500 mm Spindle bore: 36 mm Spindle speeds: 42–2,000 rpm Equipped with RSF 3-axis digital readout, 1 piece 3-jaw chuck Ø160 mm, Chuck guard with electrical interlock, Multifix tool post size A with 3 holders Ksdsuqb Emepfx Ah Djnc Lever-operated collet chuck system with 15 collets. The machine is located at our site in 71334 Waiblingen-Beinstein and is available immediately. Viewing by appointment is possible.

Stanje: zelo dobro (rabljeno), Swing diameter over bed 280 mm Swing diameter over support 160 mm Turning length 500 mm Center height 140 mm Distance between centers 500 mm Spindle bore 36 mm Spindle speeds 42 - 2000 rpm Spindle nose DIN 55022 size 5 Feed range 0.019 - 0.912 mm/rev Knjdowiilhopfx Ah Djc Thread pitch - metric 0.25 - 12 mm Tailstock quill travel 90 mm Tailstock taper MK 3 Lead screw diameter 24 mm Total power requirement 3 kW Machine weight approx. 0.7 t Machine dimensions (L x W x H) 1.48 x 0.69 x 1.46 m - Machine from training workshop - Accessories: 3-axis digital readout K+C ARBAH-L (=German manufacturer), 160 mm dia. 3-jaw chuck, MULTIFIX toolpost size A, collet chuck with various collets, steady rest Item no. 1277

Stanje: dober (rabljeno), Izvor iz šole Lepo kompletno s pripomočki Knsdpfsw Ryhnex Ah Djc Podrobnosti premer struženja: 300 mm dolžina struženja: 430 mm premer nad posteljico sani: 160 mm premer struženja nad posteljico sani s T-utorom: 135 mm razdalja med konicama: 470 mm višina konice: 145 mm širina posteljice: 205 mm število hitrosti struženja: 18 hitrosti: 30 - 3550 1/min hitrosti: 15 - 3550 1/min število podaj: 90 pode: 0,02 - 2,0 mm/obrat teža obdelovanca v podporah max: 25 kg teža obdelovanca brez podpor max: 80 kg teža stroja cca 0,9 t glavna priključna moč: 3,5 kW dimenzije stroja cca 1475 x 795 x 1300 mm premer pinole: 40 mm gib pinole: 85 mm krmilna enota: konvencionalna

Stanje: zelo dobro (rabljeno), Leto izdelave: 2020, Fiksna luneta za stružnico WEILER E 50 v zelo dobrem stanju. Objemni razpon: 10 - 150 mm. Kedpfx Ahjtx Avkj Denc

Stanje: zelo dobro (rabljeno), WEILER CONDOR v popolnem originalnem stanju -Stroj iz izobraževalne ustanove -Vodila kot "NOVA" -Triosni digitalni prikazovalnik "Nov" -Trizelistna vpenjalna glava 200 mm "Nova" -Naprava za vpenjalne tule z vključenim kompletom vpenjalnih tulcev "NOVA" -Multifix z vložki "Nov" -Električna zaščita glave -Štirizelistna vpenjalna glava -Končna konica + vrtalna glava -Dokumentacija -Originalen lak -Premer struženja 330 mm -Premer struženja nad suportom 170 mm -Dolžina struženja 800 mm -Vrtina vretena 38 mm -Število vrtljajev vretena 24-2800 min⁻¹ -Avtomatski vzdolžni / prečni pomiki -Konus konjička MK 3 -Delovna svetilka -Nujna zaustavitev / izklop Mere: D x Š x V 1,9 x 0,9 x 1,6 metra / Teža 850 kg Knsdpjw Iv U Ssfx Ah Djc Pridržujemo si pravico do napak / tipkarskih napak

Stanje: zelo dobro (rabljeno), Funkcionalnost: popolnoma funkcionalen, izvrtina vretena: 40 mm, višina središča: 165 mm, širina na sredini: 750 mm, Dear Sir or Madam, We are offering for sale a Weiler Condor B lathe. This model stands out for its exceptionally user-friendly operation and an excellent ratio of footprint to center height and center distance. The Condor B is positioned between the Weiler Praktikant and Weiler Commodor models, making it a true all-rounder for any workshop. The machine has been partially overhauled in our workshop, ensuring that it is in excellent technical and optical condition. All guides are in good order, the gearboxes run smoothly and quietly, and the levers can be shifted with ease. You are welcome to inspect the machine on-site to verify its condition. Availability: upon request Centre Height: 165mm Centre Distance: 750mm Spindle Bore: Ø 40mm Tailstock Taper: MT3 Chuck Mount: Short Taper DIN55027 Size 5 with bayonet lock Quill Travel: 85mm Kedpfx Ahsw N Np Sj Djnc Speeds: 22–2800 rpm Thread Types: Metric, Imperial, Module, Diametral Pitch Metric Thread Pitches: 0.18–28mm Spindle Brake: Switchable Voltage: 400V Dimensions: approx. 1.80 x 1.30 x 0.9 m (L x H x W) Weight: approx. 1100 kg Additional features and accessories: 3-axis digital readout K+C (NEW), chuck guard (NEW), coolant system, 2x emergency stops, lead- and feed screw covers (optional), operating manual, and much more on request. Our service promise to you: - We are a certified master craftsman company specializing in mechanical engineering. - All machines are at least workshop tested. - All lubricants and, if necessary, worn components are replaced prior to sale. - On request, we can provide a partial or complete overhaul of the selected machine. - On request, we can repaint the selected machine in your desired color. - On request, you can order additional accessories such as tools directly from us. - On request, we can also install further accessories such as safety equipment. - We are happy to organize shipping and/or installation for you.

Leto izdelave: 1977, Stanje: rabljeno, Weiler Matador lathe, year of manufacture approx. 1977, three-jaw chuck, Multifix quick-change toolpost. The machine is in operational condition and can be demonstrated under power by prior arrangement. Knsdpjnkad Sofx Ah Dsc

Stanje: rabljeno, Leto izdelave: 1982, Swing diameter over bed: 297 mm Swing diameter over cross slide: 160 mm Turning length: 500 mm Distance between centers: 500 mm Spindle speed: 15 – 3550 rpm Spindle nose size: 5 (DIN 55022) Spindle bore: 36 mm Tailstock quill taper: MT 3 Knjdovxwlpepfx Ah Djc Tailstock quill travel: 90 mm Tailstock offset: 500 mm Motor speed: 1440 / 2830 rpm Motor power: 3 / 2.2 kW Weight: 0.8 t Space requirements (approx.): 1.40 x 0.70 x 1.20 m Chuck guard with electrical interlock Tool cabinet with various contents

Leto izdelave: 1995, Stanje: pripravljen za uporabo (rabljen), Various metalworking machines are available: 1) Larger guillotine shear BBM, year of manufacture: 1995. 2) Spot welding machine Nimak, year of manufacture: 1990s. 3) Circle cutting machine Schwartmanns, year of manufacture: 1987. 4) Smaller lathe Weiler, year of manufacture: 1966. Kjdpfswpkzqjx Ah Dsnc 5) Table stud welding unit Soyer, year of manufacture: 2000s. 6) Free-standing bench grinder. 7) Deburring machine KSM, year of manufacture: 1980s. 8) Larger hydraulic press TOX, year of manufacture: 1990. 9) Hydraulic press TES 15, year of manufacture: 1972. 10) Single-column bench press, year of manufacture: 1955. 11) Pull-off machine Landert. An on-site inspection is possible.

Stanje: rabljeno, Funkcionalnost: popolnoma funkcionalen, Ta stružnica Weiler Commodor prihaja iz tehnične šole, zato ima malo delovnih ur. Lahko uporabljena in ni bila močno obremenjena – čista, zanesljiva naprava z dolgo življenjsko dobo. Dolžina struženja: 1.000 mm. Premer struženja nad ležiščem: 380 mm. Premer struženja nad prečnim suportom: 190 mm. Število vrtljajev vretena: 25 – 2.000 min⁻¹. Število stopenj hitrosti: 18. Premer vretenaste luknje: Ø 56,0 mm. Vretenov konus: MK DIN 228 / MK 4. Vretenova prirobnica: DIN 55027 / velikost 6. Pomik rezkalne glave: 150 mm. Širina ležišča: 310 mm. Podaljšano podajanje – vzdolžno: 0,022 – 0,8 mm/obrat. Podaljšano podajanje – prečno: 0,011 – 0,4 mm/obrat. Ksdpfx Aow U Sx Hsh Denc Napetost: 380 V. Skupna potrebna moč: 7,5 kW.

Stanje: dober (rabljeno), Lead and feed screw lathe WEILER LZ330 from educational institution - Swing over bed: 330 mm - Swing over cross slide: 165 mm - Turning length: 800 mm - Spindle bore: 36 mm - Speed range: 25-2800 rpm - Automatic longitudinal / cross feeds - Multifix quick-change toolpost with holders - Drive power: 3 kW - Collet chuck system + 20x collets - 3-jaw chuck - 4-jaw chuck - Faceplate - Chip guard (rear) - Various accessories - Documentation Dimensions: LxWxH 1.8 x 0.7 x 1.6 meters / Weight: 750 kg Kjdpfswndcfsx Ah Donc Errors and omissions excepted.

Stanje: dober (rabljeno), Funkcionalnost: popolnoma funkcionalen, Used L+Z Lathe with 3-axis digital readout Manufacturer: WEILER Model: Condor 81 B Machine No.: 87596 Year of manufacture: approx. 1987 Centre distance: 750 mm Swing over bed: Ø 330 mm Centre height over bed: 165 mm Swing over cross slide: Ø 180 mm Centre height over cross slide: 90 mm Spindle bore: Ø 40 mm Tailstock taper: MK 3 Quill travel: 110 mm Spindle speed: 45 - 2800 rpm (16 steps + 2 motor speeds) Feed range: 0.016 - 0.50 mm/rev Drive power: 1.6 + 3.2 kW (main motor speed 1+2) Power supply: 400 Volt, 50 Hz Connected load: 32 kW Control voltage: 42 Volt Kjdsvadqzopfx Ah Denc Equipment & Accessories: - 3-axis digital readout (Heidenhain VRZ 750) - Quick-change collet system and various collets + draw tube - 3-jaw power chuck Ø 160 mm Forkardt F160 - Multifix quick-change tool post, size B - LED work light - Bed stop - Automatic longitudinal and face feeds - Electromechanical spindle brake (switchable) - 2 x emergency stop - Electric chuck key interlock (via sleeve with push-button) - Coolant tank with pump integrated in machine base - Foldable chuck guard - Splash guard wall - Circuit diagram - Adjustable machine feet Required space: 1850 x 950 x 1400 mm (L x W x H) Weight: approx. 1100 kg This newer generation of Weiler lathes is extremely user-friendly and robust. The machine can be demonstrated under power at the site. All information without guarantee. Subject to prior sale.

Stanje: zelo dobro (rabljeno), Leto izdelave: 1988, Funkcionalnost: popolnoma funkcionalen, Weiler Center Lathe Model Condor 81 Lead and Feed Screw Lathe with 3-Axis Heidenhain Digital Readout Technical Specifications: >> Year of manufacture: 1988, Machine No. 88-955 >> Centre height: 165 mm >> Centre distance: 750 mm >> Spindle speeds: 22 to 2800 rpm >> Spindle bore: 40 mm >> Short taper spindle nose DIN 55027, Size 5 with bayonet lock >> Tailstock: Morse taper 3 >> Feeds: 0.015 to 0.46 mm/rev >> Threads possible: Metric, Inch, Module, and Diametral Pitch >> Metric thread pitches: 0.18 to 28 mm >> Weight: approx. 1100 kg >> Spindle brake, switchable >> Length: 1.83 m, Height: 1.29 m, Depth: 0.88 m Accessories and Equipment: >> 3-axis Heidenhain digital readout >> 1 pc. new 3-jaw chuck with 2 sets of jaws >> Collet system with collets from 3 to 30 mm, 40 collets, some duplicates >> Multifix toolpost, size B, with 3 holders >> Bed stop >> Machine feet >> Drill chuck >> Live center Safety Features: >> Lead and feed screw guard >> 2 emergency stop buttons >> Spindle brake Ksdpfetlu Scox Ah Dsnc About the Machine: For sale is a used Weiler Condor 81 lathe from 1988 in very good condition. Naturally, the machine is fully functional. Both the lead and feed screws are fitted with protective covers for safety. This is a very robust and powerful machine. The 3-axis digital readout from Heidenhain makes operation even easier and more precise. The machine has been electrically and mechanically inspected by us. A complete oil change has also been carried out. This newer generation of Weiler lathe is very user-friendly. Take the opportunity to view and test the machine under power at our facility.

Stanje: pripravljen za uporabo (rabljen), Centre height: 165 mm, centre distance: 800 mm, turning diameter over bed/cross slide: 330 mm/185 mm, spindle bore: 40 mm, spindle speed: 2800 rpm, machine dimensions X/Y/Z: approx. 2000 mm/1000 mm/1700 mm, weight: approx. 900 kg. An on-site inspection is possible. Kjdpowq R N Dsfx Ah Dsnc

Stanje: dober (rabljeno), Lead and feed screw lathe WEILER CONDOR from educational institution - Original paint - Centre height: 165 mm - Swing over bed: 330 mm - Swing over cross slide: 170 mm - Turning length: 800 mm Kjdpowm I E Isfx Ah Dsnc - Spindle speeds: 24–2800 rpm - Automatic longitudinal and cross feeds - Spindle bore: 38 mm - Tailstock: MT3 - Collet chuck system incl. 17 collets - 3-jaw chuck - Multifix quick-change toolpost with inserts - Electric chuck guard - Chip guard at rear - Work lamp - Documentation - Various accessories Dimensions: LxWxH: 1.9 x 0.9 x 1.6 meters / Weight: 800 kg Subject to errors and input mistakes

Stanje: skoraj kot novo (rabljeno), Funkcionalnost: popolnoma funkcionalen, Weiler Commodor Lead and Feed Screw Lathe with 3-Axis Digital Readout (K&C), Fully Refurbished to Factory Tolerances with Inspection Protocol for New Machine Tolerances Ksdpfxovrckqs Ah Donc Technical Data: >> Machine No.: 2020 >> Centre Height: 180 mm >> Centre Distance: 1000 mm >> Spindle Speeds: from 13 to 2000 rpm >> Spindle Bore: 56 mm >> Camlock Spindle Nose DIN 55029 Size 5 >> Tailstock Taper: MK 4 >> Feeds: from 0.026 to 0.888 mm/rev >> Thread Cutting Capabilities: Metric, Inch, Module, and Diametral Pitch >> Metric Thread Pitches: from 0.35 to 12 mm >> Weight: approx. 1500 kg >> Spindle Brake (switchable) >> Motor Power: 2.0/4.0 kW >> Dimensions: Length 2.2 m, Height 1.5 m, Depth 1 m Accessories and Equipment: >> 3-axis digital readout by K&C, brand new, 12-month manufacturer warranty with user manual Features: Conversion mm/inch, coordinate selection ABS/INC, value halving, reference mark, 200 tool programming slots, taper calculation, radius/diameter, one-touch zeroing, count direction switching >> 200 mm 3-jaw scroll chuck with soft jaws (almost new), 1 set of jaws >> Multifix size B with 2 tool holders, NEW >> Bed stop >> Machine feet >> Coolant system >> LED machine lamp For safety, the machine is equipped with: >> Electronic spindle guard >> Spindle brake >> 2 emergency stops Optional: Lead and feed screw covers available on request About the Machine: For sale is a Weiler Commodor lead and feed screw lathe in geometrically refurbished condition. The guideways have been newly ground and scraped. Inspection executed according to test protocol. 2K glossy white paint. The Multifix tool post and chuck are new. Safety features include a braked motor, electronic spindle guard, and two emergency stop switches, making this lathe in absolutely as-new condition. The machine runs very smoothly even at high spindle speeds. This latest generation of Weiler lathes is highly user-friendly and capable of producing ground-like surface finishes. You are welcome to inspect the machine under power on-site and verify its condition for yourself.

Stanje: dober (rabljeno), WEILER Praktikant 800R Lead and Feed Screw Lathe - Swing over bed: 300 mm - Swing over cross slide: 150 mm - Turning length: 800 mm - Spindle bore: 42 mm - Speed range: 40 - 2000 rpm - Automatic longitudinal and cross feeds - Thread cutting: metric / imperial - Tailstock taper: MT 3 - Motor power: 3 kW - Multifix quick-change toolpost with holders - Collet quick-clamping device incl. collets - Chuck guard - Chip guard at rear with work lamp - Emergency stop - Change gears - Live center Knodjwl Rlbepfx Ah Dec - Drill chuck - Tool cabinet - Documentation Dimensions: LxWxH 1.8 x 0.8 x 1.6 meters / Weight 750 kg Subject to errors and omissions

Stanje: dober (rabljeno), WEILER Praktikant 800R / Conventional Centre Lathe - Swing over bed: 300 mm - Swing over cross slide: 150 mm - Turning length: 800 mm - Spindle bore: 42 mm - Speed range: 40–2000 rpm - Automatic longitudinal/feed and cross feeds - Thread cutting: metric/inch Kjdpfx Aewp S Aieh Djnc - Tailstock Morse Taper: MK3 - Three-jaw chuck - Multifix toolpost with holders - Chuck guard - Chip guard/rear panel with work light - Chip tray - Change gears - Tool cabinet - Documentation Dimensions: LxWxH: 1.8 x 0.8 x 1.6 meters / Weight: 750 kg Errors and omissions excepted.

Stanje: novo, Lead & Screw-Cutting Lathe WEILER COMMODOR 180 GSD - New machine / Exhibition machine / Unused - 3-axis digital readout - CE marking - Center height: 180 mm - Distance between centers: 1000 mm - Bar capacity: 56 mm - Swing over bed: 380 mm - Swing over cross slide: 215 mm - Spindle speed range: 25 - 2000 rpm - Automatic longitudinal / cross feeds - Thread cutting: Metric / Imperial / Diametral - Tailstock taper: MT4 - Tailstock quill travel: 150 mm - Coolant system - Multifix quick-change toolpost with insert Knjdpfjwucv Rsx Ah Dsc - 3-jaw chuck, 200 mm - Work lamp - Chip guard (rear) - Documentation Dimensions: LxWxH 2.4 x 1.4 x 1.7 meters / Weight: 1700 kg Subject to errors and omissions.

Stanje: dober (rabljeno), Lead and Feed Screw Lathe WEILER DA 260x1000 - Digital display – Three axes "NEW" - Centre height: 260mm - Swing over bed: 535mm - Swing over cross slide: 345mm - Distance between centres: 1000mm - Spindle bore: 71mm - Speed range: 33 - 1500 rpm - 12 spindle speeds via gearbox - Automatic longitudinal / cross feeds - Thread cutting: metric / imperial / diametral - Tailstock: Morse taper 4 - NEW THREE-AXIS DIGITAL DISPLAY - Drive power: 7.5 kW - Faceplate lead screw nut "NEW" - Multifix quick-change toolpost with insert - 350mm three-jaw chuck - 2 x emergency stop Ksdpfxowiztws Ah Djnc - Electric chuck guard "NEW" - Chip guard at rear - Coolant system - Drill chuck - Documentation Dimensions: LxWxH 2.7 x 1.5 x 1.7 meters / Weight: 1700kg Subject to errors and input mistakes.