what it does

Custom Engineered Fastening Solutions

Special machined fasteners are designed for non-standard applications, delivering precision fit, unique geometries, and reliable performance in specialized assemblies.

Custom Flange
Fastening
Pressure Vessel
Assembly
High-Temperature
Service
Critical & Corrosive
Applications
CoRE FEATURES

Why Choose Special Machined Fasteners

Custom Engineered Solutions

Designed exactly to drawing, specification, and application requirements — no compromises on fit, tolerance, or performance.

Precision Manufacturing

CNC-machined with tight dimensional control, ensuring repeatability, concentricity, and accurate load distribution.

High-Integrity Performance

Manufactured for extreme pressure, temperature, vibration, and cyclic loading conditions.

Wide Application Compatibility

Suitable for flanges, pressure vessels, heat exchangers, rotating equipment, and structural assemblies.

Product information

Configured for Stuffing Box Sealing

PG Die-Moulded Rings are engineered to deliver consistent sealing, controlled leakage, and extended equipment life across demanding industrial environments.

Types

Square Head Bolts

Provide enhanced grip for tightening, commonly used in heavy-duty and industrial fastening applications.

Countersunk / Flat Head Bolts

Flush surface finish enables smooth assembly where protrusions are not acceptable or desired.

Socket Head Bolts (Allen)

Internal drive design allows high torque application in compact or restricted assembly spaces.

Carriage Bolts

Rounded head with square neck prevents rotation, ideal for wood and structural fastening applications.

T-Head Bolts

Designed for slot mounting, widely used in machine tables and modular assembly systems.
Benefits
01

Custom Fit

Designed with precise dimensions for compatibility with specialized and non-standard equipment.

02

Flexibility

Supports diverse geometries and head types for unique fastening requirements across industries.

03

Accuracy

CNC machining ensures tight tolerances, consistent quality, and reliable fit across critical applications.

04

Performance

Delivers dependable fastening under complex conditions including load, vibration, and constrained assemblies.

Specifications
Features
Measuring
Notes / Options
Fastener Types
Multiple head variants
Includes square, socket, carriage, countersunk, and T-head designs
Manufacturing
CNC machined
High precision and repeatability ensured
Material Options
Alloy / Stainless steel
Selected based on application requirements
Dimensions
Custom specifications
Fully tailored to design and engineering needs
Surface Finish
Coated / Machined
Improves durability and corrosion resistance
Application
Specialized assemblies
Used in machinery, equipment, and structural systems
Feature:
Fastener Types
Measuring:
Multiple head variants
Notes / Options:
Includes square, socket, carriage, countersunk, and T-head designs
Feature:
Manufacturing
Measuring:
CNC machined
Notes / Options:
High precision and repeatability ensured
Feature:
Material Options
Measuring:
Alloy / Stainless steel
Notes / Options:
Selected based on application requirements
Feature:
Dimensions
Measuring:
Custom specifications
Notes / Options:
Fully tailored to design and engineering needs
Feature:
Surface Finish
Measuring:
Coated / Machined
Notes / Options:
Improves durability and corrosion resistance
Feature:
Application
Measuring:
Specialized assemblies
Notes / Options:
Used in machinery, equipment, and structural systems
For full technical details, download the official datasheet.
use cases

Suited for Various Industries

Ideal for specialized machinery, equipment, and assemblies requiring non-standard fasteners with precise dimensions and application-specific performance.

Oil & Gas

Petrochemical
& Refining

Power
Generation

Marine &
Offshore

Infrastructure
& Construction

SPECIAL MACHINED
FASTENERS DATASHEET

Detailed technical specifications covering materials, dimensions, tolerances, coatings, inspection standards, and manufacturing capabilities for special machined fasteners.

Download PDF