Timco Twin-Thread Woodscrews, PZ Double Countersunk, Zinc (6 x 3/4in, 620pc)
High-quality Timco twin-thread woodscrews with zinc coating. Fast insertion, durable carbon steel. Ideal for timber & masonry.
The Timco Twin-Thread Woodscrews feature a traditional twin-thread design with a single lead start for fast and easy installation. Ideal for soft timber applications or masonry when used with plastic plugs, these screws ensure secure and durable fastening. The double countersunk head minimises the risk of head shear and aids in completing countersinking for a flush finish.
Crafted from C10-18 carbon steel, these woodscrews guarantee consistent quality and performance. The 60° twin-threads with a parallel shank allow for quicker insertion and superior pull-out resistance, making them an excellent choice for demanding applications.
Key Features:
- Surface Hardened (750 HV) – Prevents torque shearing under heavy loads.
- Core Hardness (450 HV) – Enhances ductility for improved durability.
- 25° Sharp Point & Single Lead – Ensures quick start-up and better thread grip.
- Partially Threaded (Sizes 1 1/4in and above) – Provides precise fastening capabilities.
These screws come with a zinc finish for added corrosion resistance, ensuring longevity even in varied conditions. The Pozidrive (PZ2) recess ensures a secure fit with compatible screwdrivers, reducing slippage during installation.
Specifications:
- Thread Diameter: 3.5mm
- Length: 20mm (3/4in)
- Thread Length: 20mm (fully threaded)
- Head Type: Double Countersunk
- Recess Type: Pozidrive (PZ)
- Point Type: 25° Sharp
- Bit Size: PZ2
With 620 screws per pack, this bulk set offers excellent value for professionals and DIY enthusiasts alike, ideal for woodworking, construction, and general carpentry projects.
- Soft timber applications
- Masonry (with plastic plugs)
- Woodworking projects
- Furniture assembly
- Material: Carbon Steel (C10-18)
- Finish: Zinc
- Thread Diameter: 3.5mm
- Length: 20mm (3/4in)
- Thread Length: 20mm
- Head Type: Double Countersunk
- Recess Type: Pozidrive (PZ)
- Point Type: 25° Sharp
- Bit Size: PZ2
- Surface Hardness: Up to 750 HV
- Core Hardness: Up to 450 HV
- Pack Quantity: 620 Pieces
- Weight: 520g
Always follow local regulations and product guidance.
Free standard delivery on Australian mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
View Full Delivery & Returns PolicySecure Transactions
We take the utmost care with your payment and personal details. Our website uses advanced encryption technology, including Secure Sockets Layer (SSL), to protect your information during transmission. You can check a secure connection by looking for 'https' and a locked padlock in your browser.
Cookie Policy
Cookies enhance your shopping experience by keeping track of your cart and remembering you when you return. We also use banner advertising based on your browsing history to present products of potential interest.
Security Warning
Beware of phishing scams! We will never ask for personal details via email. If such information is required, we'll ask you to contact us by phone. If you receive an email requesting sensitive information, do not respond and let us know immediately.
