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Knob Screw
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Confirmat Screw

Knob Screw

Knob Screws are fastening elements designed with an ergonomic knob head for manual adjustment and tightening. They are manufactured to ASTM, DIN, and ISO standards in carbon steel, stainless steel, brass, or thermoplastic knob assemblies. These screws provide quick fastening and release without the need for tools, making them ideal for adjustable connections. Available in round, star, T-handle, and custom knob styles, they combine functionality with ease of use. They are widely used in machinery, furniture, fixtures, jigs, equipment panels, and consumer products.

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Description

Premium Quality Knob Screw Supplier in Dubai, UAE

Unifastener Industries LLC is a reliable supplier and manufacturer of premium-quality Knob Screws in Dubai, UAE. The company specializes in industrial fastening and adjustment solutions designed for machinery, furniture systems, engineering assemblies, industrial equipment, and heavy-duty applications. Knob Screws are specially designed fastening components with ergonomic knob heads that allow quick hand tightening and easy adjustment without the need for additional tools. These screws provide secure fastening, smooth operation, and convenient handling for various industrial and commercial applications. Manufactured using high-grade materials and advanced production standards, Knob Screws provide excellent strength, corrosion resistance, durability, and reliable long-lasting performance for industrial and mechanical applications.

Standards:
– ASTM A307 (carbon steel fasteners – general use)
– ASTM A276 (stainless steel bar stock for machined parts)
– DIN 6335 (knob screws and hand knob fasteners)
– DIN 464 / DIN 465 (thumb screws – related reference)
– ISO 898-1 (mechanical properties of fasteners)

Grades:
– Carbon steel (standard duty knob screws)
– Stainless steel A2 / A4 (AISI 304 / 316 for corrosive/marine use)
– Brass (decorative/light-duty use)
– Plastic knob with steel/stainless insert (ergonomic designs)

Material Options:
– Carbon steel (zinc plated, black oxide, or galvanized)
– Stainless steel (polished, brushed, or passivated)
– Brass (for furniture or decorative use)
– Thermoplastic/phenolic knob with steel or brass threaded stud

Size Range:
– Thread diameter: M4 to M16
– Length: 15mm to 100mm (custom lengths available)
– Knob diameters: 20mm to 60mm

Types:
– Round knob screw
– Star/wing knob screw
– Ball knob screw
– T-handle knob screw
– Custom molded knob screw with insert

Properties:
– Designed for manual tightening and loosening without tools
– Provides secure fastening while allowing quick adjustments
– Ergonomic knob shapes improve grip and comfort
– Available in light, medium, and heavy-duty load ratings

Coating Options:
– Zinc electroplated (clear, yellow, or black)
– Black oxide finish
– Hot-dip galvanized (ASTM A153 / DIN EN ISO 1461)
– Nickel or chrome plated
– Stainless steel natural finish

Add-ons:
– Can be supplied with matching washers or inserts
– Available in bulk contractor packs or retail hardware kits
– Certification/test reports available on request

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