Rockbit balls / S-2 Steel Shock Resisting Balls


Tool Steel balls are through hardened and they feature high toughness and wear and tear resistance. They are specifically used in drilling applications.

Tolia Rockbit Balls are S-2 shock-resisting steel balls designed for applications requiring high toughness, impact resistance and durability. They are suitable for rockbit, drilling, mining, oil and gas, and other demanding industrial applications where steel balls must withstand repeated impact and severe operating conditions.

What Are Rockbit Balls?

Rockbit balls are hardened steel balls used in rock drilling and other high-impact applications where resistance to shock, wear and repeated mechanical loads is important.Tolia supplies Rockbit Balls made from S-2 shock-resisting steel for demanding industrial applications.

What Is S-2 Shock Resisting Steel?

S-2 is a shock-resisting tool steel designed to provide a combination of toughness, impact resistance and wear resistance. These properties make S-2 suitable for applications where components experience repeated impact or mechanical shock.

Where Are S-2 Steel Shock Resisting Balls Used?

S-2 steel shock-resisting balls are used in applications where steel balls are exposed to repeated impact, mechanical shock, abrasion and demanding operating conditions.Rockbit and drilling-related applications are key use cases, while other applications should be listed only where Tolia actually supplies the product.

  • Rock drilling equipment
  • Drill bits and drilling systems
  • Mining applications
  • Oil and gas drilling applications
  • Heavy-duty industrial equipment
  • High-impact engineering applications

Who Are Rockbit Balls For?

ToliaRockbit Balls are intended for OEMs, drilling-equipment manufacturers, mining companies, oil and gas equipment manufacturers, industrial distributors and engineers who require shock-resistant steel balls for demanding applications.

How Do You Choose Rockbit Balls?

toughness, impact resistance, operating environment and application requirements. Buyers should provide the equipment/application details and required specifications when requesting a product recommendation or quotation.

Why Choose S-2 Steel for Shock-Resisting Balls?

Requirement S-2 Shock-Resisting Steel
Impact resistance Important characteristic for shock-loaded applications
Toughness Suitable for demanding mechanical conditions
Wear resistance Supports applications involving repeated contact
Typical use Rockbit and other high-impact applications
Buyer focus Application, diameter, hardness and operating conditions

Applications :

  • Oil and gas industry
  • Subsea Drilling Bearings

Chemical composition

%C %Si %Mn %P %S %Mo %V
0.40-0.55 0.90-1.20 0.30-0.50 0.030 max 0.030 max 0.30-0.60 0.50 max

Technical Properties

Property Type U.o.M. Values U.o.M. Values
Hardness Mechanical [HRC] 55 -60 - -
Ultimate tensile strength Mechanical [MPa] 2100 - 2200 [psix10^3] 305 - 320

Size Range/Grade selection

Product Size Range U.o.M. Grade Capabilities
Balls 3.00 mm to 76.20 mm [mm] GR.10 to GR.2000 as per any international standard.

Rockbit balls, also known as Rock Bit Tool Steel Balls, are specialized steel balls designed for use in drilling applications, particularly in the oil and gas industry. These balls are made from high-quality tool steel, typically AISI S-2 steel, which is known for its exceptional toughness and wear resistance.


Here is some key information about Rockbit balls:

Material : Rockbit balls are typically made from AISI S-2 tool steel, a through-hardened material known for its durability and strength.


Applications: : They are primarily used in the construction of rock bits, which are essential components in drilling equipment used for drilling oil wells, water wells, and other challenging environments.


Properties : Rockbit balls have high yield strength, typically around 290,000 psi, and a high modulus of elasticity, which makes them suitable for heavy-duty drilling operations.


Durability: These balls are designed to withstand extreme conditions and provide long-lasting performance in demanding drilling applications.


Size Range: Rockbit balls are available in various diameters, typically ranging from 1.5 to 350 mm, depending on the specific drilling requirements.


Manufacturers : Several manufacturers produce Rockbit balls, ensuring a steady supply for the drilling industry.


These specialized steel balls play a crucial role in improving the efficiency and durability of drilling equipment used in the extraction of natural resources. They contribute to the overall performance and longevity of drilling tools in harsh drilling environments.