Tong Die 5/8″ x 1-1/4″ x 3-7/8″ | API 7K Heat-Treated Alloy Steel
The 5/8″ x 1-1/4″ x 3-7/8″ Tong Die is a high-performance gripping insert designed for medium-duty manual and power tongs. Precision-engineered by Pan Industries to meet API 7K standards, this die offers a balanced combination of compact thickness and high-torque capacity, ensuring a secure, non-slip grip on drill collars and casing strings.
Description
Technical & Engineering Data
Advanced Metallurgy & Hardening
In high-frequency drilling operations, a die must resist “rounding off.” We use a proprietary thermal process to ensure every die survives the toughest environments:
Core Material: Forged from premium 8620 Alloy Steel for maximum structural integrity.
Surface Hardness: Precision case-hardened to 58-62 HRC, providing an aggressive biting surface that withstands extreme abrasion.
Impact Resistance: The ductile inner core prevents the die from shattering under the high-impact “snap” of hydraulic power tongs.
Technical Specifications Table
| Property | Specification |
| Dimensions (T x W x L) | 5/8″ x 1-1/4″ x 3-7/8″ |
| Weight per Die | 0.312 Kg (0.69 lbs) |
| Material Grade | Heat-Treated Alloy Steel |
| Standard Compliance | API Spec 7K |
| Interchangeability | BJ Type B, DB, SDD, C, F, LF |
| Available Patterns | Blue Diamond, Pyramid, Coarse Tooth |
Industry Cross-Reference Part Numbers
This die is a precision-engineered alternative for the following OEM part numbers:
102037 | 52-2020 | 13-0010-314-0 | ON-58-125-378 | 76-51237 | 6416322 | 1632 | 16-32
Key Performance Features
Self-Cleaning Teeth: Designed to shed mud, scale, and drilling fluids to maintain a constant coefficient of friction.
Universal Slot Fit: Precision-machined width (1-1/4″) ensures a snug fit in standard manual tong die slots, preventing “die roll.”
Corrosion Protection: Zinc-plated or phosphate-coated finishes available for offshore salt-spray environments.
Full Traceability: Every batch is marked with heat-treatment codes for quality assurance and HSE compliance.
Primary Applications
Manual Tongs: Standard replacement for BJ Type B and DB tongs.
Drilling Operations: Making up and breaking out drill pipe joints.
Workover Units: Reliable performance for well maintenance and servicing.
Why Pan Oil Tools? (SEO Content)
Pan Industries is a globally recognized manufacturer of Drilling Handling Tools. By eliminating the middleman, we provide high-quality replacement spares with faster lead times and rigorous quality control. Our dies are tested for dimensional accuracy to ensure your crew stays safe and your operations stay productive.
Compatibility Disclaimer
Manufacturer names, equipment brands (BJ, NOV, Varco), and reference part numbers are for identification and cross-reference purposes only. Pan Industries is an independent manufacturer and is not affiliated with, endorsed by, or licensed by these original equipment manufacturers (OEMs).

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