| Parameter Category | Description |
| Thread Standard | Metric (ISO): M3–M24; Imperial (UNC/UNF): #2–3/4" |
| Material & Grade | Carbon steel: Grade 4.8/8.8; Stainless steel: 304/316 ; Brass |
| Surface Treatment | Zinc-plated ; Black oxide coating; Passivation ; Nickel plating |
| Size & Dimensions | Shank length: 6mm–200mm; Head angle: 90° / 60°; Drive type: Slotted / Phillips / Torx / Hex socket |
Copyright © Pyramid Hardware Fasteners Co., Ltd. All Rights Reserved — Privacy Policy