1/2 Inch x 2-13/16 Inch Single Flute 82 Degree High Speed Steel Chatterproof Countersink

1/4 Inch x 2 Inch Single Flute 82 Degree High Speed Steel Chatterproof Countersink

3/8 Inch x 2-5/8 Inch Single Flute 82 Degree High Speed Steel Chatterproof Countersink

5/16 Inch x 2-3/16 Inch Single Flute 82 Degree High Speed Steel Chatterproof Countersink

7/16 Inch x 2-3/4 Inch Single Flute 82 Degree High Speed Steel Chatterproof Countersink

1 Inch x 4-1/4 Inch Single Flute 82 Degree High Speed Steel Countersink

1/2 Inch x 2-7/8 Inch Single Flute 82 Degree High Speed Steel Countersink

3/4 Inch x 4-1/8 Inch Single Flute 82 Degree High Speed Steel Countersink

5/8 Inch x 4 Inch Single Flute 82 Degree High Speed Steel Countersink

7/8 Inch x 4-1/4 Inch Single Flute 82 Degree High Speed Steel Countersink

1 Inch x 2-3/4 Inch Single Flute 82 Degree High Speed Steel Countersink

1-1/2 Inch x 3-3/8 Inch Single Flute 82 Degree High Speed Steel Countersink

1-1/4 Inch x 3-3/8 Inch Single Flute 82 Degree High Speed Steel Countersink

1/2 Inch x 2 Inch Single Flute 82 Degree High Speed Steel Countersink

1/4 Inch x 2 Inch Single Flute 82 Degree High Speed Steel Countersink

3/16 Inch x 1-1/2 Inch Single Flute 82 Degree High Speed Steel Countersink