Last Updated： Aggregation Period:Feb 11, 2026～Mar 10, 2026
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Feb 11, 2026～Mar 10, 2026
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Feb 11, 2026～Mar 10, 2026
This ranking is based on the number of page views on our site.
301～330 item / All 572 items
USB Micro-B connector cap
It is suitable for connector protection caps for smartphones, tablet devices, digital cameras, and other gadgets that use Micro USB. The raw material of this product is TPE, which has soft characteristics similar to rubber. It is a cap that does not scratch the connector and is difficult to fall off.
USB Type-C connector cap
The dust cover for the USB Type-C port is suitable for preventing contact failure, avoiding issues caused by incorrect cable insertion, and protecting the product. The raw material of this product is TPE, which has soft characteristics like rubber. It is a cap that does not scratch the connector and is difficult to fall off.
Cap for SFP cage (with knob)
This is a cap for a cage of SFP (Small Form-Factor Pluggable) type used for optical fiber/high-speed communication transceivers.
Caps for bolts and nuts that are ideal for protection.
The eldest son has a hard head. (SR1802 series) Material is low-density polyethylene. The shape is a bag nut type. It is rigid. The second son is tall and lanky. (Bolt nut cover BN series) Material is polyvinyl chloride. For when the bolt sticks out too high after tightening the nut. The third son has not debuted yet. (This is a new release) (Bag nut cover FN series "Mother") Material is polyvinyl chloride. The shape is the same as the bag nut. It is soft and sufficiently weather-resistant.
Silicone cap
It can be safely used at extremely high temperatures of up to 232°C, with a shape specifically designed for powder coating and "E" coating finishing systems. ● It is reusable. The number of uses varies depending on the usage temperature. ● There is no bleeding of coloring agents at high temperatures. ● It does not harden or crack.
Square-shaped cap FT・FTM series
Made of flexible PVC, it can be quickly installed and also has excellent insulation properties. A variety of sizes and colors are available. ● There are two types of closed ends: round end and flat end. ● You can choose either soft or hard material. ● Heat-resistant specifications are also available.
Short Cap SC・New SCM Series
Highly flexible, quickly installable, and provides excellent fit. No cracks or fissures occur in any application. It excels in insulation, weather resistance, moisture resistance, and chemical resistance. ● We offer a wide range of standard sizes. Additionally, we can accommodate production using our existing molds for changes in internal length, color, material (hardness, UL compliance, etc.), and thickness adjustments.
Straight Cap A Series
The simply designed straight caps do not have any screws or tabs, but as a result, we offer a wide variety of sizes at a low cost. Please consider them as an alternative to PVC caps. ● Size varieties: 37 types from 1/8 (3.18) to 3-1/2 (88.9) ● Available for immediate delivery from stock in Japan ● Color: blue, Material: LDPE
Cover cap D series
Originally designed for connector covers of consumer electronics, it is widely used for general purposes due to the ease of pulling out the flange part (the lip at the back of the opening). ● Size types: 10 types for inch screws and M screws ● Color: red, Material: LDPE
Screw Cap SC Series
It is compatible with UNF and UNJ screws for aerospace and space equipment. The inside of the cap is also threaded, allowing for a tight seal. The ribs on the entire outer surface of the cap are designed for easy gripping. ● Size types: 7 types from 3/8-24 SAE to 1-1/16-12 SAE ● Color is blue, material is LDPE.
Bag Nut Cap SR1802 Series
It is attached to a standard hex bolt and nut to create a state similar to a cap nut. It is used for PL measures, injury prevention, and cosmetic purposes. It is designed to fit JIS sizes. ● Size types: 11 types from M5 to M24 ● M6-M12 are available for immediate delivery from stock in Japan. ● Color is white, and the material is LDPE.
Straight Cap CS Series
The simply designed straight cap does not have any screws or tabs processed, but as a result, we offer a wide variety of sizes at a low cost. Please consider it as an alternative to PVC caps.
Free samples of cap plugs are being given away to the first 100 people.
We will provide you with a comprehensive catalog featuring the caps and plugs we handle. Currently, we are also offering free samples to the first 100 applicants. Please take this opportunity to apply.
Flat-type silicone cap FSC series
The flat silicone cap "FSC series" has a flat opening compared to the conventional round type, allowing for stable positioning during masking.
The insertion pin has a hinge structure, so it does not fall out of the casing even when the cover is removed
USB TYPE-A and C connector dust cover plug with stopper flap. Hole milling is required for flap installation. Sold in 10 pcs pack.
Ease of use is outstanding!!! Easy to assemble, with excellent design flexibility!
For protecting the frame's edge and preventing injuries. After insertion, the structure expands internally with a screw, so it won't come off easily.
Soft caps that cover various objects.
● Just cover it, and it won't fall off. ● For safety measures, as a marker, for rust prevention. ● You can also choose the color. ● For detailed specifications and lineup, please download and view the catalog.
It is a hard resin cap that covers a hexagonal nut.
● Just place it on, and it won't fall off. ● For safety measures, as a marker, for rust prevention. ● For detailed specifications and lineup, please download and view the catalog.
Soft cap to cover round steel.
●Just cover it, and it won't fall off. ●For safety measures, as a marker, for rust prevention. ●For detailed specifications and lineup, please download and view the catalog.
Soft cap to cover corner material.
● Just place it on, and it won't fall off. ● For safety measures, as a marker, for rust prevention. ● For detailed specifications and lineup, please download and view the catalog.
Soft cap to protect long protruding bolts and nuts.
● Just cover it, and it won't fall off. ● For safety measures, as a marker, for rust prevention. ● You can also choose the color. ● For detailed specifications and lineup, please download and view the catalog.
Soft cap to cover hex nut
●Just place it on, and it won't fall off. ●For safety measures, as a marker, for rust prevention. ●You can also choose the color. ●For detailed specifications and lineup, please download and view the catalog.
A soft cap to protect the longer protruding bolts and nuts.
● Just cover it, and it won't fall off. ● For safety measures, as a marker, for rust prevention. ● You can also choose the color. ● For detailed specifications and lineup, please download and view the catalog.
Soft cap to protect the head of a hex bolt.
● Just cover it, and it won't fall off. ● For safety measures, as a marker, for rust prevention. ● You can also choose the color. ● For detailed specifications and lineup, please download and view the catalog.
Soft cap to protect the head of a hex socket bolt.
● Just cover it, and it won't fall off. ● For safety measures, as a marker, for rust prevention. ● You can also choose the color. ● For detailed specifications and lineup, please download and view the catalog.
Flat plastic cap to seal a hole.
●Covering the hole with a cap that has a flange ●Prevents foreign object intrusion ●For detailed specifications and lineup, please download and view the catalog.
Soft rubber cap to seal holes
●A rubber plug with a lid for sealing holes ●Prevents foreign object intrusion ●For detailed specifications and lineup, please download and view the catalog.
It is a soft cap that covers a truss screw.
●Just cover it. ●For safety measures, as a marker, for rust prevention. ●For detailed specifications and lineup, please download and view the catalog.
Plastic cap for sealing hexagonal holes
Have you ever had trouble with sludge or metal shavings clogging the hex hole, making it impossible to insert a hex wrench? From now on, you won't have such issues! By covering the hex hole, it will always look brand new. ● For detailed specifications and lineup, please download and view the catalog.
Cannot be used with the main body of the magnetic chuck and round magnetic extensions!
At Fast Tech Co., Ltd., we handle bolt hole caps for permanent electromagnetic chucks. These caps protect against chips entering the bolt holes. They cannot be used with the main body of magnetic chucks or round magnetic extensions. Please feel free to contact us when you need assistance. 【Features】 ■ Material: Resin ■ Protects against chips entering the bolt holes ■ Heat resistance temperature: 200 degrees Celsius *For more details, please download the PDF or feel free to contact us.
