| Inglés | Español | |
|---|---|---|
| Engineering | ||
| Engineering | twist drill with taper square shank | broca helicoidal con mango cuadrado cónico [f] |
| Engineering | morse taper shank twist drill | broca salomónica con espiga de cono morse [f] |
| Engineering | taper square shank drill | broca de espiga piramidal |
| Engineering | taper-shank twist drill | mecha cónica AR |
| Engineering | taper-shank drill | broca de espiga ahusada |
| Construction | ||
| Construction | taper square shank drill | broca de espiga piramidal |
| Mechanics | ||
| Mechanics | morse taper shank drill | broca con espiga de cono morse [f] |
| Mining | ||
| Mining | taper drill steel | barrena de punto achaflanado o cónico |
| Petrol | ||
| Petrol | taper shank twist drill | mecha espiral de espiga cónica |
| Petrol | straight taper rotary drill collar | collar-terraja fusiforme |
