Description
HSS BSW Button Dies – Reliable Whitworth Thread Cutting
These HSS BSW (British Standard Whitworth) button dies are designed for accurate external thread cutting on Whitworth thread forms. Manufactured to ISO529 / BS1127 standards with 6G tolerance, they deliver consistent thread fit and high-quality results.
Ideal for both hand and machine operation, these dies are widely used in maintenance, repair and legacy equipment applications where Whitworth threads are required.
Applications
- Cutting external BSW threads
- Repairing worn or damaged Whitworth threads
- Maintenance of older machinery and equipment
- Workshop and engineering applications
- General production use
Features & Benefits
- High Speed Steel (HSS) for durability and long tool life
- 6G tolerance for accurate thread fit
- Suitable for steel, aluminium, copper, brass and stainless steel
- Manufactured to ISO529 / BS1127 standards
- Suitable for hand and machine operation
- Ideal for Whitworth thread forms (BSW)
- Produces clean, consistent external threads
Variations
Sizes Available:
3/16″ x 24 |
1/4″ x 20 |
5/16″ x 18 |
3/8″ x 16 |
7/16″ x 14 |
1/2″ x 12 |
9/16″ x 12 |
5/8″ x 11 |
3/4″ x 10 |
7/8″ x 9 |
1″ x 8
Technical Specifications
| Specification | Details |
|---|---|
| Product Type | Button Die |
| Thread Type | BSW (Whitworth) |
| Tolerance | 6G |
| Material | High Speed Steel (HSS) |
| Standard | ISO529 / BS1127 |
| Operation | Hand & Machine |
| Application | External Thread Cutting |
