# Screws and Standoffs > Screws, hex standoffs, nuts and threaded inserts M2-M8 for mechanical assembly and 3D printers - Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt) - Category page: https://sigmanortec.ro/en/screws-and-standoffs - Category: Mechanical components > Screws and Standoffs - Prices: RON, VAT included; prices and stock as of 2026-10-22 01:33 (Europe/Bucharest) ## Products (12) ### Distance pillar 100mm, M4 thread, aluminum - Page: https://sigmanortec.ro/en/distance-pillar-100mm-m4-thread-aluminum - Details: https://sigmanortec.ro/en/llms/p/2068.md - Price: 9.86 RON - Availability: In stock; 1-2 zile - Reference: 9898 · EAN: 5944291028778 - Specifications: Material: Aluminiu Cylindrical aluminum spacer, length 100mm, outer diameter 7mm. Double internal M4 thread on both ends, each approximately 10mm long. Used for stacking and mounting components in racks, enclosures or light electronic assemblies. Overall dimensions: 100 x 7mm. ### Threaded insert set, 330 pieces, M2 to M5, brass - Page: https://sigmanortec.ro/en/threaded-insert-set-330-pieces-m2-to-m5-brass - Details: https://sigmanortec.ro/en/llms/p/1665.md - Price: 100.62 RON - Availability: In stock; 1-2 zile - Reference: 9558 · EAN: 5943962659679 - Specifications: Material: Alama Set of 330 brass threaded inserts, M2 to M5, intended for 3D printed parts. They are installed by heat-set insertion using a soldering iron tip, with a knurled outer surface providing a firm, non-rotating grip in plastic. Supplied in a transparent plastic box with compartments for organization. Reference 9558. ### Set of headless screws, Allen Head, stainless steel, 200 pieces, M3-M8 - Page: https://sigmanortec.ro/en/set-of-headless-screws-allen-head-stainless-steel-200-pieces-m3-m8 - Details: https://sigmanortec.ro/en/llms/p/1407.md - Price: 70.87 RON - Availability: In stock; 1-2 zile - Reference: 9301 · EAN: 5941436216540 - Specifications: Material: Inox Set of 200 headless screws (grub screws) with Allen Head hex socket, made of stainless steel with a silver finish. Includes sizes from M3 to M8, with 20 pieces per size/length. Supplied in a transparent, compartmented plastic storage box, dimensions 128 x 65 x 22mm, total weight 147g. ### M3 hexagon head screw set, 300 pieces, flat head - Page: https://sigmanortec.ro/en/m3-hexagon-head-screw-set-300-pieces-flat-head - Details: https://sigmanortec.ro/en/llms/p/1384.md - Price: 81.58 RON - Availability: In stock; 1-2 zile - Reference: 9278 · EAN: 5949894795973 Set of 300 M3 hexagon socket (Allen) head screws, flat head, for assemblies in electronics, precision mechanics and DIY projects. Includes 180 screws in lengths from M3x5 to M3x20 (20 pieces per size, length measured on the thread) plus 120 M3 nuts. Reference 9278. ### Set of screws, spacers and nuts, M3, nylon, 300 pieces - Page: https://sigmanortec.ro/en/set-of-screws-spacers-and-nuts-m3-nylon-300-pieces - Details: https://sigmanortec.ro/en/llms/p/963.md - Price: 70.11 RON - Availability: In stock; 1-2 zile - Reference: 9154 · EAN: 5948108527355 - Specifications: Material: Nylon Set of 300 M3 nylon parts, including screws, hexagonal nuts and spacers of various lengths (M3*6, M3*8, M3*10, M3*12, with and without integrated screw). Nuts M3: 80 pcs, Screws M3*6: 80 pcs, remaining spacers 10-20 pcs per type. Supplied in a transparent organizer box. Reference 9154. ### M3 Screw Set with Spring and Nut, 3D Printer Bed - Page: https://sigmanortec.ro/en/m3-screw-set-with-spring-and-nut-3d-printer-bed - Details: https://sigmanortec.ro/en/llms/p/949.md - Price: 2.78 RON - Availability: In stock; 1-2 zile - Reference: 9138 · EAN: 5948079103107 Set for adjusting the height of a 3D printer bed, used for bed leveling. Includes an M3 screw, 40mm long, a spring and a knob with nut, made of stainless steel. The M3 thread allows fine tension adjustment and compatibility with most printing platforms. ### T Nut EU20 M4 aluminum profile 2020 - Page: https://sigmanortec.ro/en/t-nut-eu20-m4-aluminum-profile-2020 - Details: https://sigmanortec.ro/en/llms/p/776.md - Price: 1.69 RON - Availability: In stock; 1-2 zile - Reference: 22074 · EAN: 5946529482222 The T Nut EU20 M4 is a channel nut with M4 thread designed for quick and secure attachment of accessories to 2020 type aluminum profiles. It slides into the profile channel, providing a firm fixation without additional machining. Compatible with 2020 profile and similar models, suitable for frames, 3D printers and light automation. Reference 22074. ### Hexagonal pillar M3x10 - Page: https://sigmanortec.ro/en/hexagonal-pillar-m3x10 - Details: https://sigmanortec.ro/en/llms/p/511.md - Price: 2.30 RON - Availability: In stock; 1-2 zile - Reference: 33360 · EAN: 5944567417107 Hexagonal male-female standoff with M3 thread, reference 33360. The hexagonal body is 10 mm long, the thread is 6 mm. Used for mounting and spacing between PCB boards, modules and enclosures, providing precise alignment and vibration resistance in electronic and industrial assemblies. ### Hexagonal pillar M3x25 - Page: https://sigmanortec.ro/en/hexagonal-pillar-m3x25 - Details: https://sigmanortec.ro/en/llms/p/512.md - Price: 3.03 RON - Availability: In stock; 1-2 zile - Reference: 33306 · EAN: 5944574506634 Hexagonal male-female spacer pillar with M3x25 thread, used for mounting and precise spacing between PCB boards, panels or enclosures in electronic applications. The hexagonal body is 25 mm long for easy grip with a wrench, and the 6 mm thread length ensures secure fastening and stable alignment. ### Hexagonal pillar M3x50 - Page: https://sigmanortec.ro/en/hexagonal-pillar-m3x50 - Details: https://sigmanortec.ro/en/llms/p/513.md - Price: 3.34 RON - Availability: In stock; 1-2 zile - Reference: 33307 · EAN: 5944100956674 Male-female hexagonal spacer with M3x50 thread, reference 33307. The hexagonal body is 50 mm long, with a thread length of 6 mm. It is used for mounting and spacing PCB boards, panels or enclosures in electronic equipment; the hexagonal shape allows tightening with a wrench and improves assembly alignment. ### Nut for Hotbed M3 - Page: https://sigmanortec.ro/en/nut-for-hotbed-m3 - Details: https://sigmanortec.ro/en/llms/p/516.md - Price: 6.05 RON - Availability: In stock; 1-2 zile - Reference: 33110 · EAN: 5943029634175 Knob-type nut with M3 thread, made of stainless steel, used for adjusting the bed level (hotbed) on 3D printers, typically together with an M3 screw and spring. It has knurled edges for easy hand rotation, providing a secure grip and resistance to wear and corrosion. ### Kit 300 Stainless Steel Philips Screws - Page: https://sigmanortec.ro/en/kit-300-stainless-steel-philips-screws - Details: https://sigmanortec.ro/en/llms/p/246.md - Price: 79.73 RON - Availability: In stock; 1-2 zile - Reference: 33267 · EAN: 5946007615845 - Specifications: Material: Inox The Kit 300 Stainless Steel Philips Screws (ref. 33267) includes 300 M3 thread screws made of stainless steel, resistant to corrosion and wear. Suitable for precise fastening in electronics, fine mechanics or DIY projects, they are supplied in a compartmentalized box for easy organization and access.