
139,7 (5 1/2) STDP525
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Specifications
- Circulation TypeJet Fluid
- Cutting StructureTCI
- IADC Series500
- TCI ShapeChisel
- IndustryWater Well
- API Thread SizePin 3 1/2" Reg
- Size5 1/2

Manufacturing precision drill bits for the global energy and mining sectors since 2005. ISO 9001 certified. IADC compliant.
Email : sales@vbmdrillbits.com
Phone : +1 (818) 203-8858
Location : 6643 Valjean Avenue, Van Nuys, CA 91406
Β© 2026 DrillBit. All Rights Reserved. Crafted by AshPro Technologies.
Manufacturing precision drill bits for the global energy and mining sectors since 2005. ISO 9001 certified. IADC compliant.
Email : sales@vbmdrillbits.com
Phone : +1 (818) 203-8858
Location : 6643 Valjean Avenue, Van Nuys, CA 91406
Β© 2026 DrillBit. All Rights Reserved. Crafted by AshPro Technologies.

