Jiangsu Profile
Product List
17416. Black Oxide Phillips Truss Pan Head Self Tapping Screw Auto Car Fastener 
[Jun 15, 2026]
[Jun 15, 2026] Product Description Item Details Raw Material & Hardness Performance Base raw material is high-quality C1018/C1022 carbon steel, subjected to professional quenching and tempering hardening treatment to reach stable ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
17417. Cylindrical Head Welding Shear Stud Screw ISO 13918 Na Type [Jun 13, 2026]
[Jun 13, 2026] Product Description Item Details Raw Material & Structural Mechanical Grade Premium structural carbon steel raw stock, with minimum tensile strength reaching ≥450N/mm², fully compliant with ISO 13918 ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
17418. Phillips Cross Wafer Head Self Drilling Screw, Carbon Steel Blue Zinc Plated [Jun 13, 2026]
[Jun 13, 2026] Product Description Item Details Base Material & Mechanical Strength Grade Two material solutions available: Grade 4.8 carbon steel as mainstream option for regular building fastening; stainless steel grades A2 ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
17419. Round Head Square Neck Stainless Steel 304/316 A2-70 Carriage Coach Bolt, DIN603 Standard for ... [Jun 13, 2026]
[Jun 13, 2026] Item Details Material & Mechanical Grade Available in high-quality SS304 A2-70 and optional SS316 A4 stainless steel. Both grades feature high tensile strength, excellent hardness and stable mechanical ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
17420. Stainless Steel 304 DIN603 A2 Coach Bolt, Round Head Square Neck Carriage Bolt, M5-M20 [Jun 13, 2026]
[Jun 13, 2026] Item Details Raw Material & Mechanical Strength Options Premium stainless steel grades: SS304 (A2-70) for general use, and SS316 (A4-70) for enhanced corrosion resistance. Both offer reliable mechanical performance ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
17421. High Strength Hexagon Socket Shoulder Screw, Precision Limit Step Shoulder Bolt for Mold Machinery ... [Jun 11, 2026]
[Jun 11, 2026] Product Description Item Details Raw Material Selection Range Main stainless steel grades SS304, SS316; optional SS201, SS303, SS316L, SS904L, F593; carbon steel & high-tensile alloy steel for heavy-load industrial ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
17422. Black Oxide Grade 10.9 Carbon Steel DIN912 ANSI/ASME B18.3 Hexagon Full Thread Industrial Allen ... [Jun 11, 2026]
[Jun 11, 2026] Product Description Item Details Full Product Name DIN912 ANSI/ASME B18.3 Grade 10.9 Carbon Steel Half Thread Hexagon Socket Head Cap Screws Black Oxide Allen Bolts Raw Material & Strength Medium carbon ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
17423. Stainless Steel Cross Recessed Countersunk Head Self Tapping Screw DIN7982, Pozi Drive Flat Head ... [Jun 10, 2026]
[Jun 10, 2026] Product Description Item Details Primary Base Raw Material Stainless steel grades SS201, SS303, SS304, SS316, SS316L, SS904L; carbon steel 1010/1022 as economical alternative material Product Category ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
17424. Stainless Steel Hex Flange Self Drilling Screw, Hex Head Drilling Fastener with Integrated EPDM ... [Jun 10, 2026]
[Jun 10, 2026] Product Description Item Details Primary Raw Material Stainless steel (main grade 304 with superior anti-corrosion); carbon steel as cost-effective alternative material Product Category Industrial self-drilling ...
Company: Kunshan Hongyongsheng Precision Hardware Products Co., Ltd.
17425. Black Oxidized DIN571 1/4" X 3" Stainless Steel Hex Lag Bolts [Jun 01, 2026]
[Jun 01, 2026] Why choose us? 1.High-quality materials, even in bad environments, still have high strength and good durability. 2.Precision threads can easily pass through various materials, such as plastic, wood, metal, ...
Company: Wuxi Xiandeng Technology Co., Ltd.
17426. Premium Hex Socket Cap Screws for Reliable Fastening Solutions [May 28, 2026]
[May 28, 2026] Model NO. GB70.1 Groove Hexagon Connection Common Bolt Head Style Counter Sunk Bolt Standard DIN, GB, ANSI, BSW, JIS, GOST Grade 8.8 Origin China Transport Package Wooden Case Packaging Production Capacity 1000K/Month ...
17427. Premium Industrial Hexagon Socket Screws for Heavy-Duty Applications [May 28, 2026]
[May 28, 2026] Model NO. DIN912 Connection Common Bolt Head Style Hexagonal Standard DIN Grade 12.9 Application Machinery, Chemical Industry, Environmental Finish Hot Galvanizing Groove Hexagon Surface Treatment Black Shape ...
17428. Premium Slotted Truss Pan Head Screws for Versatile Applications [May 28, 2026]
[May 28, 2026] Model NO. GB2672 Groove Flower Connection Common Bolt Head Style Round Standard DIN, GB, ANSI, JIS, GOST Grade 4.8,8.8,A2 Application Machinery, Chemical Industry, Environmental Production Capacity 10000K/Month ...
17429. M6 M8 M16 Carbon Steel for Industrial Construction Wood Screw [May 06, 2026]
[May 06, 2026] Item M6 M8 M16 Carbon Steel for Industrial Construction Wood Screw Size ST 2.2/2.9/3.5/3.9/4/4.8/5.5/6.3 Length 6-100mm Material Stainless Steel 304/316, Carbon Steel Finish Plain, Passivation, Galvanized, ...
17430. Slot Groove Flat Screw Carbon Steel DIN M6m8m12 [May 06, 2026]
[May 06, 2026] Custom Stainless Steel 304 Torx Drive Countersunk Head Wood Screw Head Type Countersunk Head Groove type Slot Length 40mm-80mm OEM Availbale Product Description Detailed Photos Packaging & ...
