ForgeFix TechFix Timber to Steel CSK/Wing Screws 5.5 x 60mm, Pack of 100

Engineered for securely joining timber to steel frame buildings. These screws feature breakaway wings that create a clearance hole, protecting the thread from engaging with timber during drilling. The wings ream a hole and then break off upon contact with the metal surface, allowing the thread to engage securely with the metal.

**Key Features**

• **TORX® compatible insert** for higher power transmission and efficient fastening
• Improved countersinking from recessed ribs provides a flush finish
• **Fire and corrosion resistant**, ensuring durability and longevity
• Compliant with EU Safety, Health, and Environmental requirements
• **No.5 drill tip** for self-drilling heavy gauge steel up to 12.5mm
• Includes TORX® drive for enhanced torque and reduced cam-out

**Specifications**

• **Size:** 5.5 x 60mm
• **Clamping Thickness:** 31mm
• **Effective Thread Length:** 32mm
• **Pack Size:** 100
• **Drill Tip:** No.5

Ideal for **heavy-duty construction projects**, these screws provide a reliable solution for timber-to-steel applications, including **steel frame buildings, sheds, and other structural assemblies**.