• Metal tapping screw thread Ø 3.9 mm
• Drill tip at least 4.5 mm
• Countersunk head 90°, cross recess PH2
• Roller sorted uptil 32 mm length
• Surface: blue zinc plated, min. 5 my
Ø 7.4 mm (l = 11-22 mm) without brake ribs
Ø 7.1 mm (l = 25-45 mm) with brake ribs
• For steel reinforcement up to 2 mm
heicko e-ast gmbh • Käthe-Kollwitz-Str. 15 • D-51545 Waldbröl • phone: 0 22 91 - 90 84 19 • fax.: 0 22 91 - 90 84 50