About

About company

A brief overview of who we are, what we do, and how we operate globally.

About OSC

Who we are, our purpose, and the role we play in the energy sector.

Our Governance

The principles, policies, and structures guiding responsible operations.

Our Leadership

The team driving strategic direction and long-term stability.

Our History & Heritage

Key milestones that shaped the company over six decades.

Memberships

Memberships with key industry and professional organizations.

OSC Main Pillars

Industrial Operating Facilities

Shared industrial base supporting oil and gas operations.

Industrial Workshops

Flexible industrial land and plots tailored to operational and expansion needs.

Industrial Warehouses - Al Quoz

Secure storage and coordinated logistics for equipment and materials.

Facility Management Services

Operation and maintenance of industrial facilities and infrastructure.

On-Demand Manufacturing (SIML + OSC Saudi, DTM)

Precision manufacturing for drilling and oil and gas equipment.

OSC Products (SIML + OSC Saudi, DTM)

In-house engineered tools for drilling and well operations.

Licensed Products Offering (SIML + OSC Saudi, DTM)

Licensed tools manufactured to approved design and quality standards.

Industrial Engineering and Fabrication Services (OSC Engineering Services + OSC Saudi OGEI)

End-to-end engineering and fabrication across global facilities.

Machine shop and inspection services (SIGS)

Machining and inspection for asset integrity and compliance.

Drilling & Completion Fluids & Solids Control (MIGS)

Fluids, solids control, and waste management for drilling.

Drill Bits and Drilling Reamers (Diamant Drilling Services)

Drilling optimization and PDC bit design services.

Gaskets and Fluid Sealing Solutions (Smith Gaskets)

Gasket and sealing solutions for critical applications.

Logistics Operations (Clearing and Forwarding & Material Movement)

End-to-end logistics and clearing & forwarding for safe, time-critical energy operations.

Group capabilities

OSC Companies

A group of specialized companies delivering integrated solutions across key markets.

Common User Supply Base (CUSB)

Business platform supporting growth and regional operations.

Smith International Manufacturing Limited

Manufacturing company producing oilfield equipment for energy operations.

MI Gulf Services (MIGS)

Drilling fluids and engineering services supporting regional energy operations.

Smith International Gulf Services (SIGS)

Oilfield services company supplying equipment and technical support.

Engineering Services

Integrated design and large-scale industrial fabrication.

Oilfields Supply Company Saudi (OSCL, OGEI, DTM)

Saudi manufacturing facility supporting local oil and gas operations through its 3 divisions.

Langsat OSC Sdn Bhd (LOSC)

Common user supply base supporting logistics and industrial operations.

SIGS Malaysia

Supplier of fluid sealing solutions across Asia.

Oilfields Supply Center Sdn Bhd

Malaysia manufacturing company supporting regional industrial operations.

Diamant Drilling Services

Worldwide provider of drill bits and drilling tools.

Oilfields Supply Center Americas

Upstream oil & gas logistics, machining, tubulars, and manufacturing support.

TOSC Drilling Machines Joint Stock Company (TOSC)

Provides specialized oilfield equipment, tools, and solutions for operations.

About

Standards & compliance

OSC’s policies and management systems governing quality, health, safety, and environmental compliance across operations.

Quality Policy

Statement of OSC’s commitment to quality and client requirements.

HSE Management System

System for managing health, safety, and environmental risks.

Quality Management System

Framework for managing quality, consistency, and continuous improvement.

Policy Statements

Commitments to quality, safety, environment, and ethics.

Certifications & Awards

Industry certifications and awards reflecting quality and compliance.

A Member of OSC Group

Diamant Drilling Services

Worldwide provider of drill bits and drilling tools.

view DDS website

Scope of services

Drill Bits & Drilling Tools

Year established

2000

Phone Number

+32 71 823 930

Founded in 2000, Diamant Drilling Services is a global product and service company specializing in the design, engineering, and production of drill bits and drilling tools.

The company operates three independent facilities in Belgium, USA, UAE, and KSA (API 7-1 certified). Diamant Drilling Services leverages its engineering and manufacturing capabilities to deliver high-quality products that ensure reliability and optimal performance for its customers.

Product Line

Key Products

Steel Body PDC Bits

Steel Body PDC Bits offer high blade stand-off and greater open face volume for hydraulics efficiency as well as superior impact loading resistance to drill through the heterogeneous formations .

Drill Bits

Matrix Body PDC Bits

Matrix Body PDC bits offer optimized blade geometry and stand-off as well as superior erosion resistance to drill through the hard and abrasive formations.

Drill Bits

StormEYE® PDC Bits

PDC drilling bits one-of-a-kind cutting structure design exclusive using the combination of the “No center” effect with a unique mix of shaped & round cutters. It provides maximum ROP and enhanced Stability the bit.

Drill Bits

MicroCORE® PDC Bits

PDC drilling bits designed to generate formation micro-cores during drilling. Enable simultaneous drilling and geological data collection.

Drill Bits

Hybrid PDC Bits

Matrix body PDC drilling bits combined with impregnated components. Used for drilling highly abrasive formations requiring enhanced durability.

Drill Bits

SlickWELL™ Staged Hole Openers

Concentric hole opening tools designed to condition and enlarge the wellbore. Used to achieve smooth and uniform hole geometry.

DownHole Tools

SlickWELL™Concentric Reamers

Concentric reaming tools combining stabilization and passive reaming. Used to maintain gauge and smooth wellbore conditions.

DownHole Tools

SlickWELL™Eccentric Reamers

Eccentric reaming tools designed to enlarge the borehole without moving parts. Used for controlled wellbore enlargement and stabilization.

DownHole Tools

SlickWELL™On-Bit Reamers

Near-bit reaming tools integrated with the drilling bit gauge section. Used to enhance hole quality behind the bit.

DownHole Tools

SlickWELL™ In-Line Reamers

In-line reaming tools installed within the RSS BHA. Used for continuous wellbore conditioning and diameter control.

DownHole Tools

Impregnated Bits

DIAMANT impregnated bits engineered for tough formations where PDC bits struggle. Deliver long run times with high-speed PDM or turbine drive performance.

Speciality Bits

Bi-Center Bits

Steel or matrix body Bi-Center bits with force-balanced cutting, CFD hydraulics, drillout capability, and directional control. Optional MicroCORE® feature available.

Speciality Bits

Casing Drill Bits

KamiCASE™ drillable alloy bits run with strings, reducing well construction time and cost. Designed for vertical and deviated wells. Mass and force balanced products with PDC drillable alloy body material and interchangeable nozzles.

Speciality Bits

Coring Bits

Coring bits with steel or matrix body, PDC or natural diamond cutters, and any core barrel connection. Sizes and blade count customized for application.

Speciality Bits