Yillik Precision Carbides manufactures a variety of carbide gundrill inserts. The ID, OD and face of gundrill inserts are ground concentric and square within .0002 TIR. For additional information, please refer to our standard drill size chart below. If you require additional information, please call us at 800-854-9847 or use our online contact form.
| GDIC13-8 |
5/64 - #39
(.0781) (.0995) |
13/64 |
.2047
.2044 |
1/2 |
| GDIC16-8 |
#38 - 9/64
(.1015) (.1406) |
1/4 |
.2517
.2514 |
1/2 |
| GDIC20-8 |
#27 - #10
(.1440) (.1935) |
5/16 |
.3142
.3139 |
1/2 |
| GDIC32-8 |
13/64 - O
(.2031) (.3160) |
1/2 |
.5018
.5015 |
1/2 |
| GDIC48-8 |
P - 17/32
(.3230) (.5312) |
3/4 |
.7519
.7516 |
1/2 |
| GDIC64-12 |
9/16 - 3/4
(.5625) (.7500) |
1" |
1.0019
1.0016 |
3/4 |
1621 S. Cucamonga Ave.