• Metric thread, Ø M4
• Drill tip 4.5 mm
• Countersunk head 90°, flat oval head from 22 mm onwards
• Roller sorted
• Surface: blue zinc plated, min. 5 my
• Cross recess PH2
• for steel reinforcement up to 3.5 mm
• item no. 2512… with mill-ribs
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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