| Fisura Conica | Medida | Diametro in MM | Diametro en Plugadas | Busch, Germany | Grobet, Switzerland |
 |
1 | 1.00 | .0393 | 18-571 | 18-571G |
| 2 | 1.20 | .0472 | 18-572 | 18-572G | |
| Tipo Sierra | Medida | Diametro in MM | Diametro en Plugadas | Busch, Germany | -- |
 |
24 | 6 | .2362 | 18-646 | |
| 28 | 7 | .2756 | 18-647 | ||
| 32 | 8 | .3149 | 18-648 | ||
| 48 | 12 | .4724 | 18-650 | ||
| 56 | 14 | .5512 | 18-654 | ||
| Tipo Sieera de Acero cnto Redondo | Medida | Diametro in MM | Diametro en Plugadas | Busch, Germany | -- |
 |
28 | 7 | .2756 | 18-655 | |
| 40 | 10 | .3937 | 18-656 | ||
| 48 | 12 | .4724 | 18-657 | ||
| 56 | 14 | .5512 | 18-658 | ||
| Tipo Sierra | Medida | Diametro in MM | Diametro en Plugadas | Busch, Germany | -- |
 |
8 | 2.3 | .0906 | 18-676 | |
| 20 | 5.0 | .1968 | 18-675 | ||
| 40 | 10.0 | .3937 | 18-680 | ||
| Cono Redondeado | Medida | Diametro in MM | Diametro en Plugadas | Busch, Germany | -- |
 |
28 | 7 | .2756 | 18-924 | |
| 32 | 8 | 3149 | 18-925 | ||
| 56 | 11 | .4330 | 18-926 | ||
| Conica Sin Punta | Medida | Diametro in MM | Diametro en Plugadas | Busch, Germany | -- |
 |
14 | 3.5 | .1378 | 18-934 | |
| 18 | 4.5 | .1772 | 18-935 | ||
| 22 | 5.5 | .2165 | 18-936 | ||
| Fresa Florentina de Tungsteno Vanadio | Medida | Diametro in MM | Diametro en Plugadas | Shape | |
 |
17.8 | 4.4 | 11/64 | Barrel | |
| 17.8 | 4.4 | 11/64 | Cylinder | ||
| 17.8 | 4.4 | 11/64 | Flame | ||
| Tipo Florentine de Widia | Medida | Diametro in MM | Diametro en Plugadas | Shape | |
 |
16 | 4.0 | 5/32 | Barrel | |
| 12.5 | 3.2 | 1/8 | Cylinder | ||
| 12.5 | 3.2 | 1/8 | Pointed |