For abrasive materials. Tools will drill, countersink and finally counterbore a parallel hole. Designed to receive plug produced by maker Ref. 24 group. The drill diameter sizes are for a clearance hole only.
Dimensions:
D=3/8 inch
D=9.5 mm
D2=4.8 mm
C=20 mm
Shank Diameter=1/4 inch
Use between 8000-20000 RPM
Wood screw size=No 8
Shank Diameter: 1/4
Diameter Imperial: 3/8
Diameter Metric: 9.5
Diameter 2 Metric: 4.8
Cut Length Metric: 20
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