Dimensions for Kennametal Solid Carbide Drills (B* Series)

Tolerance • Metric
nominal size rangeD1 tolerance m7D tolerance h6
>3–60,004/0,0160,000/-0,008
>6–100,006/0,0210,000/-0,009
>10–180,007/0,0250,000/-0,011
>18–25,40,008/0,0290,000/-0,013
Tolerance • Inch
nominal size rangeD1 tolerance m7D tolerance h6
>.1181–.2362.0002/.0006.0000/-.0003
>.2362–.3937.0002/.0008.0000/-.0004
>.3937–.7087.0003/.0010.0000/-.0004
>.7087–1.0000.0003/.0011.0000/-.0005