UJEN DEVELOPMENT CO., LTD. - UJEN is a manufacturer with 45 years of experience in producing hand screws, offering custom services and professional mold-making capabilities for knobs & handles.

I Shape Thumb Knob, 1/4 x 48mm, D25 | Achieve Ergonomic Efficiency with Adjustable Handles for Machinery

Colorful grip knob can be mass produced. A variety of innovative and vibrant colors are available on the exposed areas to enhance corporate product recognition. Enhance the value and unique style of your products. We are ISO9001:2015 certified and also provide customized services, welcome to contact us. The small knob is the first choice for small spaces and can be tightened with fingers, thus saving time and effort.
The main body is made of tough PA6+Glass Fiber. The metal parts and the main body adopt the hexagonal combination design, with a large area to fit without easily slipping off, thus greatly increasing the durability. Easy finger-tight Wing screw 1/4x48mm,
Matte touch design. No scratching, no sharp edges and burrs. The contact bottom of the knob is made of nylon fiber, which is more shock-absorbing than ordinary flat steel and reduces the possibility of loosening due to vibration. UJEN is an ISO 9001 certification I Shape Thumb Knob, 1/4 x 48mm, D25, Mini plastic knob screw, Clamping knob, Thumb knob, Tighten knob bolt manufacturer from Taiwan since 1994. UJEN Development Co., Ltd., with over 45 years of expertise, specializes in manufacturing precision hand screws, knob screws, plastic knobs, adjustable handles, and indexing plungers. As an ISO 9001:2015 certified company, we offer custom solutions and professional mold-making capabilities to enhance product functionality and brand value. Our commitment to quality and innovation ensures we meet the specific needs of our customers in various industries. UJEN is a leading manufacturer of high-quality hand screws in the screw parts industry. With over 40 years of expertise in plastic injection mold development, we have specialized in crafting precision rotary knobs and handles. We offer technical consulting services and customized design solutions to provide full-service from design to production.

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Mini plastic knob screw, Clamping knob, Thumb knob, Tighten knob bolt | Enhance Your Equipment with Durable Knob Screws for Easy Adjustment"

Straight knob 1/4x48mm Diameter25 | Customizable knob screws from Taiwan

I Shape Thumb Knob, 1/4 x 48mm, D25 - Straight knob 1/4x48mm Diameter25
  • I Shape Thumb Knob, 1/4 x 48mm, D25 - Straight knob 1/4x48mm Diameter25
  • The konb can be made in macaroon color which developed by UJEN
  • The konb also can be made in customized color

I Shape Thumb Knob, 1/4 x 48mm, D25

K210-25SU448

Mini plastic knob screw, Clamping knob, Thumb knob, Tighten knob bolt

Colorful grip knob can be mass produced. A variety of innovative and vibrant colors are available on the exposed areas to enhance corporate product recognition. Enhance the value and unique style of your products. We are ISO9001:2015 certified and also provide customized services, welcome to contact us. The small knob is the first choice for small spaces and can be tightened with fingers, thus saving time and effort.

The main body is made of tough PA6+Glass Fiber. The metal parts and the main body adopt the hexagonal combination design, with a large area to fit without easily slipping off, thus greatly increasing the durability. Easy finger-tight Wing screw 1/4x48mm,

Matte touch design. No scratching, no sharp edges and burrs. The contact bottom of the knob is made of nylon fiber, which is more shock-absorbing than ordinary flat steel and reduces the possibility of loosening due to vibration.

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Function

Small adjust knob is ideal for quick-fasten. It can be tightened and disassembled by a hand, saving time and effort. It is suitable for
the locations that are often adjusted.

Features
  • RoHS REACH compliant with plastic knob.
  • Flame-proof, heat-resistant, anti-UV properties.
  • The head knob has a matte finish.
  • The head knob does not hurt hands, no sharp angles or burrs.
  • The knob is easy to tight with a hand. the best design of beauty and grip.
  • The metal is shiny and detailed.
Dimensions
Dimensioning
Thread Type
  • Screw
Thread Size
  • 1/4-20
Thread Material
  • Steel
Screw Length(mm/inch)
  • 48 / 1.89
Metal Finishing
  • zinc plated
External Diameter(mm)
  • 25~28
External Height(mm)
  • 13~16
External Material
  • PA6+GF
External Shape
  • Wing
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I Shape Thumb Knob, 1/4 x 48mm, D25 | Achieve Ergonomic Efficiency with Adjustable Handles for Machinery

Based in Taiwan since 1994, UJEN DEVELOPMENT CO., LTD. expertise in manufacturing high-quality I Shape Thumb Knob, 1/4 x 48mm, D25, hand screws, knob screws, adjustable handles, grip knobs, and indexing plungers. Their commitment to customization and precision ensures each component, from hand screws to indexing plungers, meets rigorous standards. This dedication positions UJEN as a leader in supplying durable and reliable industrial components to global markets.

UJEN Development Co., Ltd. is a leading manufacturer of precision-engineered hand screws, knob screws, plastic knobs, adjustable handles, and indexing plungers for a variety of industrial needs. Our 45-year legacy, combined with ISO 9001:2015 certification, underscores our commitment to quality, innovation, and customer satisfaction. Specializing in custom solutions, we excel in professional moldmaking, enhancing equipment functionality across industries.

UJEN has been offering customers high-quality hand screws for industrial machinery since 1994, both with advanced technology and 47 years of experiences, UJEN ensures each customer's demands are met.