Representative photo — not a photo of the offered item. Bit inspection · Veritell, CC BY-SA 4.0.
TCI tricone bits · New
TCI tricone bit 8 1/2 in, IADC 537
Sample Sample model RT-537 (illustrative)
- Diameter
- 8 1/2 in · 215.9 mm
- IADC
- 537
- Bearing
- Sealed journal
- Pin
- 4 1/2 in API REG
Match IADC, bearing and pin connection — nominal diameter alone does not confirm fit.
Ships from Perth, WA, Australia
Supplier to confirm stock
Guest request · no account needed · the request is stored, but no email is sent yet.
Distributor
Identity not checked · demo companyPerth, WA, Australia
Stock: May hold limited stock — every quote confirms availability.
Specifications
| Product family | TCI tricone rotary bit |
|---|---|
| Nominal diameter | 8 1/2 in (215.9 mm) |
| IADC code | 537 — medium-hard formation, TCI, sealed journal with gauge protection |
| Cutting structure | Tungsten carbide inserts (TCI) |
| Bearing | Sealed journal bearing |
| Pin connection | 4 1/2 in API REG pin |
| Nozzles / air | Not provided |
| Gauge protection | Stated by supplier — confirm on quote |
| Weight | Not provided |
| Application | Blasthole (rotary) — supplier to confirm air or fluid circulation |
Documents & confirmation
- StockConfirm with supplier
- Lead timeConfirm with supplier
- Inspection reportNot applicable (new)
- Manufacturer certificateNot provided
- Country of originNot provided
- Price basisQuote only · any illustrative figures in AUD
Related sample offers
TCI tricone bit 9 7/8 in, IADC 637
Differs: 9 7/8 in · 637 · Open roller (air-cooled)
New · Port Hedland, WA
TCI tricone bit 7 7/8 in, IADC 517
Differs: 7 7/8 in · 517 · Sealed roller
Unused surplus · Elko, NV
TCI tricone bit 12 1/4 in, IADC 737
Differs: 12 1/4 in · 737 · Open roller (air-cooled)
New · Fort McMurray, AB
Same nominal size does not mean interchangeable — compare IADC, bearing and connection.