Finexpress Precision Manufacturing (dongguan) Co., Ltd
Dongguan Zhonggu Metal Co., Ltd
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Our Black Zinc Hex Socket Half Dog Point Grub Screws are precision-engineered fasteners designed for maximum durability and secure fastening in high-stress environments. Featuring a hex socket (Allen key) drive, half dog point, and a black zinc coating, these screws combine exceptional tensile strength with corrosion resistance.
Request your free sample today to test quality and performance before placing a bulk order! Ideal for securing gears, pulleys, shafts, and other critical components in machinery, automotive systems, and industrial equipment.
| Parameter | Details |
|---|---|
| Grade | 12.9 (Tensile Strength: 1200 MPa) |
| Head Type | Hexagon Socket (Allen) Head |
| Point Type | Half Dog Point |
| Material | High-Strength Carbon Steel (Grade 12.9) |
| Surface Finish | Black Zinc Coating (Corrosion Resistant) |
| Diameter Range | M3–M30 |
| Length Range | 6mm–150mm |
| Applications | Automotive, industrial machinery, aerospace, robotics, and heavy equipment |
These set screws are widely used in:
| More Detail Informations | | |
| Available Material | 1.Stainless Steel: SS303, SS304, SS316, SS410, SS420; 2.Carbon steel: C1006,C1010,C1018,C1022,C1035K,C1045; 3.Brass: C3602,C3604,Hpb59,Hpb62,Hpb65,Hpb58,Hpb70 ; 4.Aluminum: Al6061, Al6063 etc or as your requirements | |
| Head type | CSK Head,Pan Head,Truss Head,Hexagon Head,Round Head,Oval Head,Button Head,Cap Head,Cheese Head,etc. | |
| Hardness | Carbon Steel:HRC:28~35 ,HV450~700 Alloy Steel:HRC:32~39(grade10.9) HRC:39~44(grade12.9) | |
| Finish | Zinc plated, Nickel plated, Bronze, Copper,Phosphate, Oxidation black, Passivation, Tin, Dacromet, Gold, Chrome, Silver, Phosphorization,Zinc-nickel alloy plated etc. | |
| Sample Available | The sample is free of charge if we have the existing tooling,you only need to pay for the freight cost | |
| Delivery time | Samples time 3-5 working days, Lead time 20-25 working days | |
| Pricing Term | EXW Dongguan(FCA),FOB, CIF, CNF, DDU,etc. | |
| Packing | Bulk in PE bag or Small boxes.then in carton .pallet | |
| Payment term | TT (30% in advance as deposit, balance before delivery) , L/C, Western Union,PayPal etc | |
| Management system | ISO9001:2015 | |
| Certificate | ISO,ROHS | |