• Metal tapping screw thread Ø 3.9 mm
• Drill tip at least 4.5 mm
• Countersunk head 90°, cross recess PH2
• Ø 7.4 mm with 6 mill-ribs
• Roller sorted
• For steel reinforcement up to 3.5 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
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