Insize INSTCS20 20.5mm 3 Flute HSS M2 Countersink mega-sale Socket Sizes (Metric): 10mm

Socket Sizes (Metric): 10mm

1-1/16" x 362mm

8pt 2-3/4”(70mm)

main body 1 piece construction

evenly spaced

Insize INSTCS20 20.5mm 3 Flute HSS M2 Countersink mega-sale Socket Sizes (Metric): 10mmInsize Countersinks are made from 100% M42 Cobalt High Speed Steel. They are used for countersinking holes and deburring in a wide variety of materials, including ferrous and non ferrous metals. The triple, wide angled fluted design is self centering allowing the user to provide a heavy, 90 degree, chamfer to the entrance of a drilled hole. This chamfer may also be required to allow the correct seating of a countersink head screw or to provide the