Knurled knob B.259/30 B-M6 Z021547

Knurled knob – precision and functionality in every detail

This knurled knob, model B.259/30 B-M6, is a standard machine part, valued by both professional installers and end-users. Made of high-quality duroplast, it ensures durability and resistance to mechanical damage. Its universal black color and compact dimensions make it suitable for a wide range of applications.

The knob features a metric thread size of 6 and a thread length of 16 mm, ensuring stable and secure mounting. The knob diameter is 31 mm, and its total height is 32 mm. A brass insert combined with a threaded hole guarantees a solid construction and easy installation.

Application and benefits

Knurled knobs of this type are widely used in the machinery industry, precision equipment, and anywhere where precise adjustment or control is required. Thanks to the knurled surface, the knob provides a firm grip even with work gloves.

• Durability and resistance: Duroplast is a material resistant to abrasion, chemicals, and temperature changes, which translates to a long service life of the knob.
• Precise mounting: M6 thread and brass insert provide a stable and secure connection with the control element.
• Ergonomic grip: The knurled surface makes it easier to turn the knob even in difficult working conditions.
• Aesthetic appearance: Black color and careful workmanship give the knob a professional look.
• Versatility: Possibility of use in various devices and machines due to standard thread dimensions.

Construction and materials

The knob is made of duroplast – a material combining the advantages of plastics and composite materials. Duroplast is characterized by high mechanical strength, corrosion resistance, and dimensional stability. A brass insert provides additional thread reinforcement and facilitates knob mounting on a shaft or spindle. The combination of these materials guarantees reliable operation for a long time.