4 × 1/2" Truss Head Phillips Thread Forming inch Screws for Plastic Steel Black

PTP0408B is a 4-20 Truss Head head Phillips drive screw made of Black Zinc Plated Steel, manufactured by Superneer Limited. It has a length of 1/2 inches and is commonly used in electronics, watches, precision instruments, and 3D printers.

The PTP0408B screw features thread size 4-20, length of 1/2 inches, head type Truss Head (head diameter 0.241-0.257 inches), drive type Phillips (drive size PH No.1), and is made of Black Zinc Plated Steel.

The PTP0408B screw is made of Black Zinc Plated Steel. Superneer provides material test reports (MTR) and RoHS compliance certificates for all products. Black Zinc Plated Steel offers excellent corrosion resistance and mechanical strength.

The PTP0408B screw has a 4-20 thread. This is a UNC (Unified National Coarse) thread with 4-20 specification, widely used in North American applications.

PTP0408B Truss Head head Phillips drive screws are used in electronics assembly, PCB mounting, precision instruments, watches, 3D printers, optical devices, medical equipment, and consumer products where reliable fastening with Truss Head head aesthetics is required.

The minimum order quantity (MOQ) for PTP0408B is 10,000 pieces. The unit price is $0.018 USD for MOQ quantity. Larger quantities receive discounted pricing. Contact [email protected] for custom quotes.

The lead time for PTP0408B is 15-25 days for production. Shipping to USA takes 5-15 days via sea freight, with shipping cost starting from $50 USD. Air freight is available for urgent orders. DDP and FOB terms are both available.

The PTP0408B uses a Truss Head head type. Truss Head head provides a specific head design optimized for its intended application. This head type is selected based on the specific application requirements for load distribution, aesthetics, and accessibility.

To choose the right screw: 1) Determine the required thread size based on the tapped hole or nut; 2) Select the appropriate length based on the material thickness; 3) Choose the head type based on clearance and aesthetics; 4) Select the drive type based on torque requirements; 5) Choose the material based on environmental conditions. For PTP0408B (4-20, 1/2 inches), ensure your application requires this specific size.

PTP0408B uses Black Zinc Plated Steel finish, while alternative variants in the same thread/length specification include PTP0408S (SUS304 Stainless Steel), PTP0408Z (Blue Zinc Plated Steel), BPTP0408S (SUS304 Stainless Steel), BPTP0408Z (Blue Zinc Plated Steel), BPTP0408B (Black Zinc Plated Steel). The Black Zinc Plated Steel of PTP0408B is specifically selected because it offers a black decorative finish combined with good corrosion resistance, ideal for consumer electronics, automotive interiors, and applications where both appearance and rust prevention matter. This distinction makes PTP0408B the preferred choice when these properties align with your application requirements.