Mustad Panelvit TSP Screw 3.5x20 mm Black Reinforced Head No Pre-Drilling 500pcs

Product Overview

The Mustad Panelvit TSP 3.5x20 mm screw in black is designed for universal fastening applications in woodworking, panel installation, and thin board assembly. Intended for professionals working in carpentry, interior construction, and paneling projects, it enables installation without pre-drilling holes, streamlining on-site operations and reducing labor time across residential and commercial environments.

What sets this SKU apart is its reinforced head construction, allowing higher torque transfer during installation while minimizing the risk of bit slip or breakage. This feature is important for bulk buyers managing high-volume installations where consistent fastener performance is required and installation speed impacts productivity. Recommended for procurement by contractors, OEM furniture manufacturers, and panel installation services sourcing fasteners for demanding applications.

Key Features

• Reinforced head ? allows for higher torque application and reduces risk of bit slippage


• Deep bit recess ? improves bit grip, increasing drive accuracy and efficiency


• Sharp tip with low-start thread ? gradual penetration minimizes wood surface damage


• Smooth thread profile ? decreases risk of wood splitting during fastening


• No pre-drilling required ? speeds up installation in wood, panels, and thin boards


• Black finish ? provides visually discreet installation with rust resistance


• Pack of 500 ? suitable for large-scale construction and assembly projects

Technical Specifications

• Diameter: 3.5 mm


• Length: 20 mm


• Color: Black


• Material: Steel


• Quantity per pack: 500


• Head Type: Reinforced flat head


• Bit Recess: Deep recess


• Thread Type: Smooth profile, low-start

Applications

Used for fixing wooden elements, panels, and thin board materials in both residential and commercial interiors. Suitable for contractors, furniture OEMs, and panel installers requiring a screw that enables quick, secure fastening without pre-drilling. Useful in bulk installation projects, including cabinetry, partition walls, and decorative paneling.

Packaging & Shipping

Packaged in a box containing 500 screws. Each box includes the screws only; mounting tools are not supplied. Standard export packaging suitable for bulk procurement and warehouse storage.