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| Main Product Details | |
| Material | Plastic, aluminum, iron, stainless steel: 201, 304, 316 |
| Hardness | Carbon steel 4.8, stainless steel A2-70, carbon steel 8.8, 12.9, etc |
| Head Part | Round head, flat head (countersunk), cylindrical head, large flat head, B head, etc |
| Groove Type | Cross, slotted, inner hexagon, outer hexagon, etc |
| Surface Treatment | Color zinc, white zinc, blue zinc, nickel plating, oxidation black, chrome plating, etc |
| Dental Type | Machine thread, self-tapping, double head, whole teeth, half teeth, etc |
| Shape Varieties | Hexagonal, round, butterfly, hook, claw, plum, M font, L shape, U shape, ring, etc |













