Non-Standard Thread Bolts
Custom pitch, left-hand thread, unified & special threads

Bolts and studs with threads outside the standard: fine pitch, extra-fine, left-hand (LH), unified UNF/UNC or fully custom thread profiles rolled on standard blanks.
What we offer
- Custom pitch (e.g. M12×1.25, M16×1.0, M20×1.5)
- Left-hand threads on hex bolts and studs
- UNC / UNF / BSW / Whitworth conversions
- Thread gauge report with every batch
Applications
Automotive service parts, equipment left-side fasteners, imported machinery replacements, oil & gas fittings.
Key data
- Lead time: 10–20 days
- MOQ: 0.5–1 ton
- Full dimensional inspection report
Need a quote for this item? Send us your drawing or spec (standard, size, grade, quantity) — we reply within 24 hours with pricing and lead time. → Contact Us