Self Drill Light Wood Fix 5.5X60mm (20)

Timber to Steel.

• Used for joining Timber to steel frame buildings.
• No.3 drill tip for self-drilling light gauge steel up to 5mm.
• Screw fitted with breakaway wings that create a clearance hole to protect thread from engaging timber when drilling through.
• Breakaway wings will ream a hole then break-off when they contact the metal surface to be drilled.  Thread will then engage with metal.
• PH2 insert.