Gear Hobs
Premium Gear Hobbing Cutters and Hob Tools Engineered for Precision, Performance & Long Life in Industrial Hobbing Applications
✅ Delivered with Accuracy – Vacuum Heat Treated for Longer Life
Types of Gear Hobbing Cutters Available
We offer a complete range of hob cutters engineered for precision hobbing – from straight and helical gear hobs to spline, worm, and timing pulley hobs.
● Straight Gear Hobs – For spur gear applications
● Helical Gear Hobs – For angled tooth profiles
● Spline Hobs – For shafts & internal/external splines
● Worm Gear Hobs – For high torque transmission gears
● Timing Pulley Hobs – For belt-driven systems
Precision Gear Hob Specifications – Engineered for Accuracy & Durability
Explore our complete range of high-speed steel gear hobs, optimized for long tool life and flawless gear cutting.
| Parameter | Specification Range |
|---|---|
| Module Range | 0.5 to 25 Module |
| Pressure Angle | 14.5°, 20°, 30° (Custom available) |
| Number of Starts | Single, Double, Multi-start |
| Profile Type | Full Form / Semi Topping / Non-Topping |
| Material | HSS M2, M35, M42, ASP 2030 |
| Coating Options | TiN, TiAlN, AlCrN, TiCN |
| Accuracy Class | Class AA / A / B (DIN 3968) |
| Direction of Cut | Right Hand / Left Hand |
| Shank Type | Bore Type / Shank Type / Hub Type |
| Diameter Range | Up to 250 mm |
| Face Width | Up to 100 mm |
| Application | Spur, Helical, Spline, Worm, Timing Gears |
| Lead Time | Ready Stock / 4–6 Weeks |
| Customization | Yes – Tailored to your machine & design |
Frequently Asked Questions
What is gear hobbing and how does it work?
Gear hobbing is a machining process used to cut gears using a rotating hob cutter. The workpiece and the hob rotate in a synchronized manner, allowing precise gear teeth to be cut. This method is widely used for producing spur, helical, and spline gears with high accuracy and efficiency.
Which type of gear hob should I choose for my application?
The choice depends on the gear type: use straight gear hobs for spur gears, helical gear hobs for angled teeth, spline hobs for shafts, worm gear hobs for worm wheels, and timing pulley hobs for toothed belt systems. Custom modules and profiles are available based on your requirements.
What materials are used to manufacture gear hobs?
Gear hobs are typically made from High-Speed Steel (HSS) or Carbide. HSS is preferred for general applications due to its toughness, while Carbide hobs offer superior wear resistance and longer life in high-speed or abrasive environments.
Can gear hobs be used on CNC machines?
Yes, gear hobs are fully compatible with CNC gear hobbing machines. CNC integration allows for higher precision, better repeatability, and more efficient production of complex gear profiles.
What is the difference between a gear hob and a gear cutter?
A gear hob is used in a continuous cutting process where all gear teeth are generated gradually, while traditional gear cutters typically cut one tooth at a time on a milling machine.
What types of gears can be made using gear hobs?
Gear hobs can produce several types of gears, including spur gears, helical gears, worm gears, splines, and sprockets.
What industries commonly use gear hobs?
Gear hobs are widely used in industries such as automotive manufacturing, aerospace engineering, robotics, industrial machinery, and power transmission equipment production.
Why is gear hobbing preferred in gear manufacturing?
Gear hobbing is preferred because it is a fast, efficient, and cost-effective process that can produce accurate gear teeth with consistent quality in high-volume production.
Can one gear hob produce different gear sizes?
Yes, a single gear hob can produce different gear sizes within a certain range depending on the module, pitch, and gear specifications.
What machines are used with gear hobs?
Gear hobs are used with gear hobbing machines, which can be manual or CNC machines designed to synchronize the rotation of the hob and the gear blank.
What is the difference between gear hobbing and gear milling (form cutters)?
Hobbing is a continuous generating process — faster and better for production.
Milling uses profiled form cutters to cut one tooth at a time with indexing — slower but more flexible for small batches or home shops.
What is the difference between single-start and multi-start gear hobs?
Single-start: Higher precision and better finish (recommended for accuracy).
Multi-start: Cuts faster (higher production) but slightly lower accuracy.
How do I choose the right gear hob?
Match these specs:
- Module (metric) or Diametral Pitch (DP – imperial)
- Pressure angle (14.5° or 20°)
- Gear type (spur/helical)
- Number of starts
- Hob material (HSS or carbide)
What is a Gear Hob Cutter Catalogue, and what information does it include?
A Gear Hob Cutter Catalogue provides detailed specifications of gear hobs, including module sizes, pressure angles, materials, coating options, and recommended applications. It helps manufacturers choose the correct gear hob for their gear cutting requirements.