Dense Board Screw Black Phos

This 3.9mm x 45mm Dense Board Screw in Black Phosphate finish is a versatile mid-length option, well suited to fixing MDF, particleboard, and composite woods where a reliable, deep-seated fixing is required. The 45mm length offers an excellent balance between penetration depth and holding power, making it a popular all-round choice for cabinetry, furniture assembly, and general dense board applications.

The black phosphate coating delivers outstanding corrosion resistance and a clean, professional finish, whilst aiding smooth, damage-free insertion. Sold in a convenient pack of 1000, this size is ideal for busy trade environments.

Features and Benefits:
• Phillips No.2 recess for a positive drive
• Reduced countersunk head for improved countersinking into dense board
• High-Low thread for increased pull-out value into both timber and thin sheet metal
• Coarse thread for extreme hold
• 25° super sharp point for ease of penetration

Specifications:
Diameter: 3.9mm
Length: 45mm
Thread Length: 40mm
Finish: Black Phosphate
Pack Quantity: 1000

Contents:
• Pack of 1000