





STEELMAN JS-60381 1/2-20 SAE Split Die Thread Chaser
Professional Thread Repair - STEELMAN 1/2-20 SAE Thread Chaser (JS-60381)
Split Die Design Prevents Cross-Threading on Wheel Studs
The STEELMAN 1/2-20 SAE Thread Chaser repairs damaged threads on wheel studs and brake bolts without cross-threading risk. This split die thread chaser restores 1/2-20 SAE threads in under 2 minutes per stud, starting repairs behind damaged areas for clean restoration. Built from hardened SKD11 alloy steel, it works with standard 1-inch sockets and wrenches.
Key Features and Benefits
Perfect for These Applications
- Wheel stud thread restoration on cars, trucks, and trailers.
- Brake caliper bolt thread cleanup and repair.
- Suspension component fastener threading issues.
- Fleet vehicle thread damage from rusted or overtorqued fasteners.
Technical Specifications
| Specification | Details |
|---|---|
| Thread Size | 1/2-20 SAE |
| Tool Type | Split Die Thread Chaser |
| Material | Hardened SKD11 Alloy Steel |
| Dimensions | 1.17 x 1.01 x 0.38 in (29.7 x 25.7 x 9.7 mm) |
| Weight | 0.06 lbs (27 g) |
| Tool Compatibility | 1-Inch Socket, Combination, or End Wrench |
| Usage | Hand tools only - not for power tools |
| Additional Features | Indexing pins for die alignment and stability |
| Warranty | Lifetime Limited Warranty |
Get Professional Thread Repair Results
The STEELMAN 1/2-20 SAE Thread Chaser delivers reliable wheel stud repairs without cross-threading risk.
Order today and keep your service bay moving efficiently.
Frequently Asked Questions
How does this compare to a standard threading tap?
Unlike taps that cut new threads and remove metal, this thread chaser cleans and restores existing damaged threads without material removal. The split design prevents cross-threading by starting on undamaged portions of the thread, while taps require perfect alignment and can worsen damage if misaligned during initial contact.
Will this work on severely damaged wheel studs?
This tool works best on threads with partial damage where clean thread sections remain behind the damaged area. For studs with completely stripped, missing, or severely corroded threads throughout the entire length, a tap and die set or complete stud replacement will be necessary for proper repair.
Can I use this with an impact wrench or air tools?
No, this thread chaser must be used exclusively with hand tools to prevent thread damage and maintain warranty coverage. Power tools generate excessive torque and speed that can strip threads or damage the die. Use a standard ratchet, breaker bar, or combination wrench for safe and proper operation.
What vehicles does the 1/2-20 SAE thread size fit?
This size fits most domestic cars, trucks, SUVs, trailers, and farm equipment that use standard SAE wheel studs. Many Ford, GM, and Chrysler vehicles use this specification, as well as heavy-duty trucks and agricultural machinery. Always verify your specific vehicle's wheel stud thread specifications before use to ensure proper compatibility.
How long does this tool typically last with professional use?
Made from hardened SKD11 high-carbon chromium steel and engineered to exceed ASME torque standards by 150 percent, this tool withstands years of professional shop use without dulling or warping. STEELMAN backs it with a lifetime limited warranty against manufacturing defects, making it a reliable long-term investment for automotive professionals.
About the Brand
