Fistularum terebrarum late in fodiendis, explorandis geologicis et in omnibus exercendis (aqua, oleo, gas, etc) inceptis utuntur. Nostrae fistulae terebro includunt fistulam ferrariam, fistulam terebro metalla, fistula aqua bene terebra, tibiam oleum bene terebra, API tibia terebra, DTH virga terebra, virga wireline terebra, etc.
Specificationes pro API 5DP fistula terebro:
1) Internum Plastic Coating: TC2000, DPC2000, TK34, TK34P
2) Steel Grade: E75, X95, G105, S135
3) Longitudo: pedes R1 18-22; R2 30.5-31.5 pedes; R3 38-45 pedes
4) Fistula tota terebra facta secundum API 5DP .
5) Multas condiciones, cum vel sine difficultate coeuntibus (Arnco 100XT, Arnco 300XT, BoTn M, BoTn 3000);
