Trade Discount 20%
ASSY® 4 A2 CS Fittings Screw | A2 Stainless Steel | Full Thread Countersunk Head | 200 PCS | by Wurth
ASSY® 4 A2 CS fittings screws are crafted from high-quality A2 stainless steel, featuring a full thread and countersunk head design. Ideal for outdoor wood fixing and structural applications, these screws ensure optimal power transmission and a tight fit for precise positioning. With a corrosion-resistant finish, they are perfect for use in façades, terraces, and wet areas, providing durability and reliability in all conditions.
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Technical Specifications
- Nominal diameter: 3.5 mm
- Length: 16 mm
- Head type: Countersunk head
- Head diameter: 7 mm
- Head height: 2.3 mm
- Internal drive: RW20
- Thread type: Wood screw thread
- Thread design: Full thread
- Thread form: Single start thread
- Thread length: 13 mm
- Core diameter: 2.1 mm
- Shape of tip: Tip with hilltop milling cutter
- Angle of the tip: 28 degrees
- Material: Stainless steel A2
- Surface: Plain
- Min./max. screw-in angle: 45-90 degrees
- Product weight (per item): 0.750 g
- Suitable materials: Wood, derived timber product, softwood, board plywood (BSP), hardwood, LVL
- Suitable machines: Würth BS 12-A Power
- RoHS-compliant: Yes
- Dimensions (H x L x W): 2.3mm x 16mm x 7mm
- Weight: 0.75 kg
Key Features
- Full-thread screw made of high-quality austenitic A2 stainless steel with countersunk head
- Ideal power transmission thanks to RW drive
- Larger contact area at the bit for more power
- Tight-fit recess and perfect fit of the bit for precise positioning and one-handed working
- Compatibility with previous AW drive
- Form-fitting connection to metal fittings or wooden products with high bulk density
- Perfect fit of 90° head in fitting parts with metal countersinks
- Pulls together without head milling due to lack of milling elements below the head
- Higher breaking torque and power transmission in hardwoods due to reinforced, asymmetrical thread flank geometry
- Smooth thread start ensures optimized recessing and biting of the screw
- Reduced splitting effect due to displacement effect of dome-shaped milling elements in the tip
- Friction-reduced thread rotation reduces screw-in force
- Stainless mounting for accessible wood connections in outdoor areas exposed to weathering
- Made of austenitic, non-magnetic, and non-rusting A2 stainless steel
Professional Installation Requirements
- Professional installation recommended for optimal fastening performance and safety, especially in structural woodwork applications.
Applications
- Façades
- Terrace
- Fence
- Structural woodwork
- Wet areas
- Balcony
- Board walk
- Play equipment
- Outdoors
Standards & Compliance
- AS/NZS 4801 – Occupational Health & Safety Management Systems
Environmental Benefits
- Corrosion-resistant stainless steel extends product life, reducing replacement frequency and waste
- Suitable for outdoor use, minimizing environmental impact by durable construction
Warranty Information
Wurth provides warranty against manufacturing defects as per company policy.
Available Now
Wurth ASSY® 4 A2 CS stainless steel full thread countersunk head screws are available for immediate purchase, ideal for outdoor wood fixing and structural applications.
