Socket knob screw | Maximize Precision with Top-Quality Hand Screws for Industrial Use

Quick-lock knob screws | High-quality hand screws for industrial machinery | UJEN

Quick-lock knob screws

Socket Thumb Screw

Socket knob screw

The Socket Hand Screw is designed with a hexagonal hole, which can be quickly screwed in with an electric screwdriver to reduce assembly time. Our Quick-fasten Hand Screw is compliance with RoHS.


We have a variety of shapes and sizes of Quick-fasten Hand Screw, you can choose from the specifications in the field below

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Socket Thumb Screw

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Result 241 - 252 of 1436
Triangle Thumb Knob, 5/16 x 40mm, Quick-fasten, Chamfered End, D52 - Triangle knob 5/16x40mm Quick-Lock chamfered screw Diameter52
Triangle Thumb Knob, 5/16 x 40mm, Quick-fasten, Chamfered End, D52
K250-52U540

Colorful grip knob can be exported. ROHS & REACH compliant, made of wear-resistant nylon + glass...

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Triangle Thumb Knob, 5/16 x 50mm, Quick-fasten, Chamfered End, D52 - Triangle knob 5/16x50mm Quick-Lock chamfered screw Diameter52
Triangle Thumb Knob, 5/16 x 50mm, Quick-fasten, Chamfered End, D52
K250-52U550

Colorful grip knob can be exported. The design of guide angle at the end of the screw makes...

Details Add to List
Triangle Thumb Knob, 3/8 x 10mm, Quick-fasten, Chamfered End, D52 - Triangle knob 3/8x10mm Quick-Lock chamfered screw Diameter52
Triangle Thumb Knob, 3/8 x 10mm, Quick-fasten, Chamfered End, D52
K250-52U610

Colorful grip knob can be exported. The design of guide angle at the end of the screw makes...

Details Add to List
Triangle Thumb Knob, 3/8 x 15mm, Quick-fasten, Chamfered End, D52 - Triangle knob 3/8x15mm Quick-Lock chamfered screw Diameter52
Triangle Thumb Knob, 3/8 x 15mm, Quick-fasten, Chamfered End, D52
K250-52U615

Colorful grip knob can be exported. The design of guide angle at the end of the screw makes...

Details Add to List
Triangle Thumb Knob, 3/8 x 20mm, Quick-fasten, Chamfered End, D52 - Triangle knob 3/8x20mm Quick-Lock chamfered screw Diameter52
Triangle Thumb Knob, 3/8 x 20mm, Quick-fasten, Chamfered End, D52
K250-52U620

Colorful grip knob can be exported. The design of guide angle at the end of the screw makes...

Details Add to List
Triangle Thumb Knob, 3/8 x 25mm, Quick-fasten, Chamfered End, D52 - Triangle knob 3/8x25mm Quick-Lock chamfered screw Diameter52
Triangle Thumb Knob, 3/8 x 25mm, Quick-fasten, Chamfered End, D52
K250-52U625

Colorful grip knob can be exported. The design of guide angle at the end of the screw makes...

Details Add to List
Triangle Thumb Knob, 3/8 x 30mm, Quick-fasten, Chamfered End, D52 - Triangle knob 3/8x30mm Quick-Lock chamfered screw Diameter52
Triangle Thumb Knob, 3/8 x 30mm, Quick-fasten, Chamfered End, D52
K250-52U630

Colorful grip knob can be exported. The design of guide angle at the end of the screw makes...

Details Add to List
Triangle Thumb Knob, 3/8 x 35mm, Quick-fasten, Chamfered End, D52 - Triangle knob 3/8x35mm Quick-Lock chamfered screw Diameter52
Triangle Thumb Knob, 3/8 x 35mm, Quick-fasten, Chamfered End, D52
K250-52U635

Colorful grip knob can be exported. Matte touch design. No scratching, no sharp edges and burrs....

Details Add to List
Triangle Thumb Knob, 3/8 x 40mm, Quick-fasten, Chamfered End, D52 - Triangle knob 3/8x40mm Quick-Lock chamfered screw Diameter52
Triangle Thumb Knob, 3/8 x 40mm, Quick-fasten, Chamfered End, D52
K250-52U640

Colorful grip knob can be exported. Matte touch design. No scratching, no sharp edges and burrs....

Details Add to List
Triangle Thumb Knob, 3/8 x 50mm, Quick-fasten, Chamfered End, D52 - Triangle knob 3/8x50mm Quick-Lock chamfered screw Diameter52
Triangle Thumb Knob, 3/8 x 50mm, Quick-fasten, Chamfered End, D52
K250-52U650

Colorful grip knob can be exported. Matte touch design. No scratching, no sharp edges and burrs....

Details Add to List
Triangle Thumb Knob, 3/8 x 60mm, Quick-fasten, Chamfered End, D52 - Triangle knob 3/8x60mm Quick-Lock chamfered screw Diameter52
Triangle Thumb Knob, 3/8 x 60mm, Quick-fasten, Chamfered End, D52
K250-52U660

Colorful grip knob can be exported. Matte touch design. No scratching, no sharp edges and burrs....

Details Add to List
Triangle Thumb Knob, 1/2 x 20mm, Quick-fasten, Chamfered End, D52 - Triangle knob 1/2x20mm Quick-Lock chamfered screw Diameter52
Triangle Thumb Knob, 1/2 x 20mm, Quick-fasten, Chamfered End, D52
K250-52U820

Colorful grip knob can be exported. Matte touch design. No scratching, no sharp edges and burrs....

Details Add to List
Result 241 - 252 of 1436

Socket Thumb Screw | Enhance Your Equipment with Durable Knob Screws for Easy Adjustment"

Based in Taiwan since 1994, UJEN DEVELOPMENT CO., LTD. expertise in manufacturing high-quality Socket Thumb Screw, 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.