| Parameter Category | Description |
| Thread Standard | Metric (ISO): M6–M24; Imperial (UNC/UNF): 1/4"–1" |
| Material & Grade | Carbon steel: Grade 8.8/10.9; Stainless steel: 304/316; Alloy steel: 40Cr |
| Surface Treatment | Zinc-plated; Black oxide coating; Passivation; Hot-dip galvanizing |
| Size Matching | T-head width: 10mm–50mm; Shank length: 20mm–200mm; Thread tolerance: 6g |
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