Last Updated： Aggregation Period:Mar 04, 2026～Mar 31, 2026
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Mar 04, 2026～Mar 31, 2026
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Mar 04, 2026～Mar 31, 2026
This ranking is based on the number of page views on our site.
901～930 item / All 2003 items
Achieve reliable fastening in areas with short engagement length!
"PS Tight® II" is a precision self-tapping screw for thin resin plates. It demonstrates its effectiveness in fastening areas with a short engagement length (the length of the threaded portion), contributing to lightweight and compact designs. *For more details, please download the PDF document or feel free to contact us.*
Powerful fastening and high resistance to loosening for soft thermoplastic resins!
The "PC screw" is a self-tapping screw designed for soft thermoplastic resins that can withstand vibrations and temperature changes. It features sharp, high screw threads that provide strong fastening power and excellent resistance to loosening. 【Features】 ■ Can be screwed into soft thermoplastic resins ■ High holding power ■ High maximum tightening torque ■ Excellent resistance to loosening ■ Resistant to boss cracking and whitening *For more details, please download the PDF document or feel free to contact us.
Excellent torque transmission efficiency and outstanding tightening workability!
"Torx®" eliminates stress concentration due to the structure of the drive part, preventing damage to the product from drive hole deformation and cam-out (bit lifting during fastening). It efficiently transmits torque and ensures reliable fastening. 【Features】 ■ Maintains a high torque transmission rate ■ Allows for high torque fastening ■ Enables high torque transmission, saving space ■ No thrust required ■ Increased durability of the bit *For more details, please refer to the PDF document or feel free to contact us.
Prevent cross-hole deformation with the exclusive bit contract! Additionally, the durability of the bit is improved!
"Tough Cross®" increases the driving surface by 20% compared to a standard #0 cross hole, reducing the load per unit area and preventing cross hole deformation when used with dedicated bits. Additionally, the durability of the bits is improved. 【Product Features】 ■ By expanding the driving surface, the load per unit area on the driving surface is reduced, preventing hole deformation and improving the durability of the bits. ■ The newly created driving surface θ section is positioned away from the screw axis, increasing the radius (driving center of gravity) where torque is applied, thereby reducing the load, preventing hole deformation, and improving the durability of the bits. ■ The two-stage shape adapts to lamix, and the neck reinforcement remains as it is, ensuring safety without compromising the safety factor while improving screwing performance. ■ The basic design is #0, allowing for loosening and tightening with #0 bits. ■ When combined with dedicated bits, it is effective in preventing paint peeling and plating from the head. *For more details, please refer to the PDF document or feel free to contact us.
Prevents drive hole deformation and cam-out during screw tightening! Efficiently transmits torque to achieve secure fastening!
"Torx Plus®" eliminates stress concentration due to the structural design of the drive part, preventing damage to products caused by drive hole deformation and cam-out (bit lifting during fastening) when tightening screws. It efficiently transmits torque, ensuring reliable fastening. Additionally, the auto-cross design allows for quick bit engagement during high-speed rotation on assembly lines. 【Product Features】 ■ Enables higher torque transmission ■ Reduces cam-out and thrust ■ Improves the minimum torque value of fastening tools (an average increase of 25% compared to Torx) ■ Extends the lifespan of fastening tools (an average of 2 times compared to Torx) ■ Enhances productivity and reliability ■ Torx Plus driver system Current Torx drivers can also be used for after-service of recesses. *For more details, please refer to the PDF document or feel free to contact us.
Pressing nylon into the cutting groove of the male thread exhibits a high locking effect!
"Long Lock(R)" is a screw with a cutting groove on the thread, into which nylon is pressed. When screwed in, the nylon deforms, exhibiting a high friction torque due to the wedging effect, providing a significant locking effect against loosening. 【Features】 ■ Applicable to a wide range of external threads (M1.0 to M10.0) ■ Achieves reliable fastening with a high locking effect against loosening ■ The locking effect is maintained even upon reuse *For more details, please refer to the PDF document or feel free to contact us.
Self-tapping screws that enhance workability with steel plate fastening!
The "RS Tight (R)" features a screw tip shaped like a rice ball (triangular), while the neck and body are nearly circular. The rice ball shape reduces the screwing torque, and the circular shape allows for fastening with high tightening torque. 【Features】 ■ High maximum tightening torque ■ Excellent resistance to loosening ■ Easy to screw in with low torque, making work easier ■ High free rotation torque ratio, resulting in good performance for automatic machines ■ Can be reused for maintenance tasks and more *For more details, please download the PDF document or feel free to contact us.
Eliminate the problem of screw spinning (screw slippage) in thin plate fastening! Pursuing work efficiency and safety!
"Ramitatite®" increases the maximum tightening torque, resolving the issue of screw spinning (screw stripping) in thin plate fastening. It is a self-tapping screw designed for thin metal sheets, pursuing work efficiency and safety. 【Features】 ■ High holding power ■ Prevents danger to the operator at the screw tip ■ Achieves high maximum tightening torque even with thin plate fastening ■ Allows screwing even with misalignment between thin plates *For more details, please download the PDF document or feel free to contact us.
For fastening to magnesium alloy materials! Reducing the amount of threaded forming powder to suppress seizing and adhesion phenomena!
"MagTite®" is a self-tapping screw for magnesium alloys. Self-tapping into magnesium alloys was considered difficult due to the generation of chips during the thread forming process, but this screw has made self-tapping possible by suppressing chip generation through its special tip thread shape and wide thread pitch. 【Features】 ■ Low and stable screwing torque, with high backing torque ■ Reduces seizure and adhesion phenomena ■ Reusable *For more details, please download the PDF document or feel free to contact us.
Prevent scattering and falling of powder during female thread molding!
"MagTite® CP" is a self-tapping screw for magnesium alloys. Self-tapping into magnesium alloys was considered difficult due to the generation of chips during the formation of internal threads. However, by reducing the amount of formed powder and using an adsorptive liquid contained in the capsule to capture the formed powder, this screw prevents scattering and dropping. 【Features】 - Low and stable screwing torque, with high backing torque - Reduces seizing and adhesion phenomena - Reusable *For more details, please download the PDF document or feel free to contact us.
Simultaneously achieving anti-loosening effects with high-strength fastening in a Torx Plus shape!
The "Torx Plus® 5-blade" is a screw developed as a new drive component to prevent theft and ensure safety, possessing tamper-resistant effects to prevent unauthorized use. At the same time, by adopting the Torx Plus shape, it is also suitable for high-strength fastening. 【Features】 ■ Improved Torx design ■ Capable of high-strength transmission ■ Does not cam out ■ Enhanced durability of the bit ■ Cannot be used without a dedicated bit *For more details, please refer to the PDF materials or feel free to contact us.
No need for a seat cushion, prevents loosening with seat surface resistance!
"Screws with serrations" are products that utilize the head seat surface to meet the typical loosening prevention requirements of screws. 【Features】 ■ Improved automatic supply efficiency compared to screws with washers ■ Prevents loosening with a ratchet effect that increases resistance at the seat surface ■ Uses the seat surface to prevent loosening ■ Locks the joined materials through biting ■ No washer required ■ The shape of the serration allows for an increase in maximum tightening torque *For more details, please download the PDF document or feel free to contact us.
Stay in place with the outstanding "struggle effect"! The red resin part prevents loosening and flapping!
"RedN(R)" is a special anti-loosening screw designed specifically for eyeglass hinges. RedN(R) is coated with red resin on part of the screw body through injection molding, and the elasticity of this resin prevents the screw from loosening. When used for hinges, it provides a suitable amount of "friction," so please give it a try. * "Friction" refers to the force (resistance) applied during opening and closing. * For more details, please refer to the PDF document or feel free to contact us.
I want to protect the paint! I turned that feeling into reality.
"Paint Cross(R)" is a special drive screw designed to prevent paint peeling that occurs during fastening by providing a stepped shape at the top of the cross hole. This eliminates the need for repairs (re-tightening) due to paint peeling. 【Features】 ■ Improved work speed as fastening can be done without worrying about paint peeling ■ No need for re-tightening or repairs ■ No need for expensive nickel-based plating for surface treatment ■ No special bit required *For more details, please refer to the PDF document or feel free to contact us.
![[Fastener Products] Resin Eyelet](https://image.mono.ipros.com/public/product/image/811/2001366433/IPROS91068212951964793331.png?w=280&h=280)
Environmentally friendly products that do not require separate disposal!
"Resin eyelets" are environmentally friendly products that do not require separate disposal. Stationery and apparel products made with these resin eyelets can be incinerated as they are. Furthermore, they can be easily and beautifully set at room temperature by anyone. 【Features】 ■ Made of resin (polycarbonate) with a stop protrusion on the seat ■ Can be set using commercially available eyelet punches or hand presses ■ Can be colored according to application ■ Can be set at room temperature *For more details, please refer to the PDF document or feel free to contact us.
Improvement of fastening force due to reduction of incomplete threaded sections and increase in reaction force!
"ASPHA(R)" is a locking screw for thin plates that achieves improved fastening strength by reducing incomplete thread sections and increasing counterforce through the change from spring washers to spack washers. 【Features】 ■ Increased work efficiency and reduced total costs (compared to conventional methods, costs are halved) due to the elimination of the need for flat washer insertion during screw fastening. ■ Prevention of flat washer insertion omissions. ■ Improved fastening strength due to the reduction of incomplete thread sections and increased counterforce resulting from the change from spring washers to spack washers. *Reference: Spack washers provide approximately five times the spring counterforce compared to spring washers. *For more details, please refer to the PDF document or feel free to contact us.
Introducing Nitto Seiko, from screws to screw tightening machines, measurement and inspection equipment!
Nitto Seiko is a unique company that specializes in industrial fasteners (screws), automatic assembly machines, measurement and control, and cleaning and inspection equipment, which sets it apart from others. It is a total fastening company that not only engages in the integrated production of screws but also manufactures and sells tools for screw manufacturing, driver bits, screw tightening machines, assembly devices, measuring instruments, cleaning devices, and inspection equipment. We will provide detailed information about Nitto Seiko in our company introduction brochure! For more details, please download the 'Nitto Seiko Company Profile' catalog PDF.
We will be exhibiting at the 2025 NAGOYA Automotive Technology Exhibition. Please be sure to stop by our booth.
■ Name: Automotive Technology Exhibition 2025 NAGOYA ■ Dates: July 16 (Wednesday) - 18 (Friday), 2025, 10:00 AM - 5:00 PM * Online Exhibition: July 9 (Wednesday) - July 30 (Wednesday) ■ Venue: Aichi Sky Expo, 5 Chome Centrair, Tokoname City, Aichi Prefecture ■ Booth Number: 239 (Exhibition Hall) ■ Exhibited Products: - Waterproof screws [Asfa(R) WP, Joystud(R)-WP] - Contamination prevention screws [CP Grip(R)] - Self-tapping screws [Gizatite(R), Alutite(R)] - Self-clinching stud bolts for thin plates [Joystud(R) Series] - Grooved pins [G Pin] - Dissimilar metal joining technology [Aclose(R)] - Ultra-low thrust screw tightening machine [FEEDMAT(R) FM513VZR] *New Product* - Component inspection sorting device [Mistrol AI] - Our group's products (ultra-precision pressed parts) (drill screws, special nuts)
Etching equipment for printed circuit boards, ideal for semiconductor manufacturing equipment and chemical resistance applications.
Flat screws made of PTFE
This is a screw made of stainless steel (SUS303).
The stainless steel full screw (precision long screw) "ERU" is made from stainless steel (SUS303) and has undergone degreasing treatment. The screw gauge is a Class 2 product. It is also compliant with RoHS standards. For more details, please download the catalog.
This is a small screw made of a highly heat-resistant crystalline resin.
The PEEK small screw with a cross hole (PE-0000) is made from a highly heat-resistant (continuous use temperature of 240°C) crystalline resin that is flame-retardant, capable of continuous use in 200°C steam, has good radiation resistance, and does not dissolve in chemicals other than concentrated sulfuric acid, exhibiting very unique properties. Moreover, it is thermoplastic and can be processed using standard molding machines. For more details, please download the catalog.
Brass (Ni-plated) spacer hex tapping screw "TSB-E"
■Features - It is a brass tapping screw spacer. - It is a brass spacer with a "nickel plating" surface treatment. - It is a product with excellent corrosion resistance, distribution, and cost balance. - The screw part is designed as a tapping screw spacer. - Compliant with EU-RoHS2.
Brass (Ni-plated) spacer hexagonal both ends threaded "ESB-E"
■Features - It is a hexagonal brass spacer with male threads on both ends. - The brass spacer has a surface treatment of "nickel plating." - It is mainly used to secure space between printed circuit boards. - It is a product that excels in corrosion resistance, distribution, and cost balance. - Compliant with EU-RoHS2 standards.
Lead-free brass (Ni-plated) spacer hexagonal both ends "ESE-N"
■Features - It is a hexagonal double-threaded spacer made of lead-free brass. - The brass spacer has a surface treatment of "nickel plating." - It is mainly used to secure space between printed circuit boards. - It is made from a material that has excellent machinability, corrosion resistance, and is non-magnetic, while being free of cadmium and lead. - The body features a BZ laser mark. - Compliant with EU-RoHS2.
Lead-free aluminum (pickled) spacer hexagonal both ends threaded "ESL-E"
■Features - This is a lead-free aluminum hexagonal double-threaded spacer. - The spacer has undergone "pickling" treatment on its surface. - It is very lightweight, making it suitable for reducing the weight of products. - It has excellent corrosion resistance, high thermal conductivity, and is non-magnetic. - It is widely used in various industrial fields such as moving parts, marine components, and precision instruments. - Compliant with EU-RoHS2 standards.
Lead-free aluminum (black anodized) spacer hexagonal both ends threaded "ESL-BE"
■Features - It is a hexagonal double-threaded spacer made of lead-free aluminum. - The spacer has a surface treatment of "black anodizing." - It is very lightweight, making it suitable for reducing the weight of products. - It has excellent corrosion resistance, high thermal conductivity, and is non-magnetic. - It is widely used in various industrial fields such as moving parts, marine components, and precision instruments. - Compliant with EU-RoHS2.
MC Nylon Washer "MM"
■Features ・This is a flat washer made of MC nylon. ・Washers are generally used by placing them between the screw and the workpiece when tightening screws, to prevent loosening of the screw, protect the fastening surface from damage, and stabilize the seating surface. ・The washer is a thin disc with a hole in the center for the screw to pass through. ・By placing a flat washer between the screw and the workpiece, the bearing area is increased, reducing the surface pressure on the target material, thereby maintaining a certain fastening force, preventing loosening of the screw, protecting the fastening surface from damage, and stabilizing the seating surface. ・It refers to flat washers, round washers, round washers, and plain washers (sometimes abbreviated as "W"). ・Compliant with EU-RoHS2.
Shock-absorbing nylon washer "NQW"
■Features ・It is a flat washer made of shock-absorbing nylon. ・Washers are generally used by placing them between the screw and the workpiece when tightening screws, to prevent loosening of the screw, protect the fastening surface from damage, and stabilize the seating surface. ・Washers are thin, disc-shaped, and have a hole in the center for the screw to pass through. ・By placing a flat washer between the screw and the workpiece, the seating area is enlarged, reducing the surface pressure on the target material, maintaining a certain fastening force, and preventing loosening of the screw, damage to the fastening surface, and stabilizing the seating surface. ・Refers to flat washers, round washers, round washers, and plain washers (sometimes abbreviated as "W"). ・Compliant with EU-RoHS2.
PEEK small screw "PE"
■Features - This product is a small screw made of PEEK. - "PEEK" is a super engineering plastic with semi-crystalline, top-tier performance. - It possesses very high mechanical strength, demonstrates excellent resistance to wear and impact, and is equipped with flame retardancy and outstanding heat resistance. - It also has excellent chemical resistance, showing resilience to almost all chemicals except concentrated sulfuric acid. - Due to its high reliability and durability, it is widely used in industrial fields to meet harsh environments and high demands. - Unlike metal screws, resin screws are insulating, lightweight, and do not rust, making them suitable for applications requiring weight reduction and insulation. - It complies with EU-RoHS2 standards.
Lenny (Polyamide MXD6) small pan screw "RY"
■Features - This product is a small screw made of 50% glass fiber reinforced RENY (polyamide MXD6). - "RENY" is a polyamide resin-based molding material primarily composed of polyamide MXD6. - This material boasts the highest strength and elasticity among engineering plastics, along with excellent insulation properties, oil resistance, and low water absorption. - In the industrial sector, it is widely trusted as an alternative to metals and is extensively used in applications requiring high reliability, such as automotive parts, electrical and electronic devices, and machine components. - Unlike metal screws, resin screws are insulating, lightweight, and do not rust, making them suitable for weight reduction and insulation purposes. - Compliant with EU-RoHS2 standards.
