For countersinking and deburring in a wide range of materials including ferrous and non-ferrous metals. The three fluted countersink is self centering with wide flutes and is used to provide a heavy chamfer in the entrance to a drilled hole. This may be required to allow the correct seating for a countersunk head screw or to provide the lead in for a second machining operation such as tapping.
Features:
For use on medium to hard materials
Resharpenable
Made from 100% M35 Cobalt High Speed Steel
Specifications
Diameter: 20.5mm
Capacity: 3-20.5mm
Shank: 10mm
Overall Length: 63mm
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