The Prox Wood Construction Screw 3.5x40 mm TX15 is compared against similar Prox brand wood construction screws that share core design features such as partial threading, countersunk heads, and EN 14592 compliance, but differ in length, diameter, drive size, and pack quantity.
⚙️ The table below compares key characteristics such as screw diameter and length, thread length, drive type, certification, and packaging size to help understand practical differences for various woodworking tasks.
| Parameter | Prox 3.5x40 mm (25 pcs) | Prox 3.5x50mm (15pcs) | Prox 3.5x45 mm (20 pcs) | Prox 3.5x50 mm (500 pcs) | Prox 3.5x35 mm (30 pcs) | Prox 3x40 mm (25 pcs) | Practical significance |
|---|
| Diameter | 3.5 mm | 3.5 mm | 3.5 mm | 3.5 mm | 3.5 mm | 3.0 mm | The 3.5 mm thickness provides versatile holding strength, whereas the 3.0 mm model suits thinner timber. |
| Length | 40 mm | 50 mm | 45 mm | 50 mm | 35 mm | 40 mm | Different lengths allow matching the fastener precisely to the thickness of the joined wooden elements. |
| Drive | TX15 | TX15 | TX15 | TX15 | TX15 | TX10 | Torx drive ensures high torque transfer without bit slippage; the 3x40 mm model uses a smaller TX10 drive. |
| Thread type | Partial | Partial | Partial | Partial | Partial | Partial | Partial threading ensures tight joint clamping and reduces wood splitting risks across all options. |
| Pack size | 25 pcs | 15 pcs | 20 pcs | 500 pcs | 30 pcs | 25 pcs | Various packaging quantities accommodate everything from minor repairs to large-scale construction projects. |
◎ The table below evaluates which product is most suitable for different user needs and practical application scenarios.
| Use case | Recommended product | Why |
|---|
| Standard medium-duty wood assembly | Prox Wood Construction Screw 3.5x40 mm TX15 | The balanced 40 mm length and 25-piece pack are ideal for general carpentry and everyday mounting tasks. |
| Thicker timber construction | Prox Wood Construction Screw 3.5x50 mm (500 pcs) | The 50 mm length ensures deep and secure fastening, and the large pack is suited for extensive projects. |
| Working with thin wooden elements | Prox Wood Construction Screw 3x40 mm TX10 | The thinner 3 mm diameter minimizes the risk of splitting delicate or thin timber. |
The Prox Wood Construction Screw 3.5x40 mm TX15 is a well-rounded fastening solution for standard carpentry and assembly tasks thanks to its versatile dimensions and convenient pack size. Choose this model for general woodwork, while alternative models are better suited when you need different lengths for thinner or thicker materials, or larger bulk quantities.
