თვითმჭრელი
Material | Steel |
Surface | Zinc plated |
RoHS-compliant | Yes |
Head type | Pan head |
Drive type | AW |
Thread type | Self-tapping screw thread |
Shape of tip | Drilling tip |
Underground | Steel Aluminum |
Nominal diameter (d1) | 3.9 mm |
Length (l1) | 16 mm |
Head diameter (dk) | 7.5 mm |
Head height (k1) | 3.1 mm |
Drill tip length (lp) | 4 mm |
Screw-thread length with drill tip | 13.5 mm |
Internal drive | AW20 |
Min. recommended substructure thickness | 1.5 mm |
Max. material thickness to be drilled through (metal) | 3 mm |
Min./max. attachment thickness | 1.5-9.5 mm |
Min./max. recommended installation speed (idling) | 1700-2500 rpm |