Trend Snappy Drill Countersink HSS 5 Piece Set from Cookson Hardware.
Product Reference: SNAP/CS/SET
Heat treated tool steel countersinks with HSS drill bits. They are adjustable for different length screws and can produce a counterbored hole for woodplugs. The drill produces pilot holes only.
Dimensions:
Drill Diameters - 5/64", 3/32", 7/64", 1/8" and 9/64"
Countersink Diameter - 9.5mm and 12.7mm
Screw Size in Softwood - 6, 8, 10 and 12
Screw Size in Hardwood - 4, 6, 8 and 10
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