Description  
TREND SNAPPY 5 PC COUNTERSINK SET   
Heat treated tool steel countersinks with a HSS drill.
Adjustable for different length screws and can produce a 9.5mm (3/8 inch) diameter or 12.7 mm (1/2 inch diameter counterbored hole for woodplugs.
The drill produce pilot holes only.
Set includes 2.0mm (5/64") drill countersink, 2.5mm (3/32") drill countersink, 2.75mm (7/64") drill countersink, 3.25mm (1/8") drill countersink and a 3.5mm (9/64") drill countersink