• Blue zinc plated, min. 5 my or "Top Silver 800"
• Decorative countersunk head 90°, Ø 7.1 mm
• Braking ribs
• PH2 drive or TX20 drive
• Special thread, Ø 4.3 mm or Ø 4.5 mm
• Drill bit 6 mm long
• Roller sorted < 1000 ppm "Top Silver 800"
• Reinforcement thickness up to 4.0 mm
• Head painting according to RAL on request, at least 8,000 pieces
• Reinforced head with shaft to absorb higher torsional forces
• Reinforced core diameter to accommodate higher shear forces
• Reinforced core diameter to accommodate higher shear forces