countersink from M3 to M12
Product number:
3493
Product information "countersink from M3 to M12"
Metal cassette with 7 HSS countersinks. The 4-edged flat cores have a fixed guide pin that guides the counterbore in the bore. The 180 ° countersinks are suitable for the production of countersinks in through holes for cylinder screws DIN912 from M3 to M12. The flat shields are delivered in a metal cassette. In order to produce a cylindrical depression, one proceeds as follows. First of all, a drill is produced with a spiral drill, which is 0.1 mm larger than the diameter of the spindle core. Subsequently, the cylindrical countersink is produced with the appropriate countersink while being guided through the bore.
Schrauben | Senker-Durchmesser | Zapfen-Durchmesser |
M3 | 6mm | 3,3mm |
M4 | 8mm | 4,5mm |
M5 | 10mm | 5,5mm |
M6 | 11mm | 6,6mm |
M8 | 15mm | 9mm |
M10 | 18mm | 11mm |
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